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8073436 = 2272172423
BaseRepresentation
bin11110110011000011011100
3120012011200011
4132303003130
54031322221
6445013004
7125423500
oct36630334
916164604
108073436
114614768
122854164
1318989a7
141102300
15a971e1
hex7b30dc

8073436 has 36 divisors (see below), whose sum is σ = 17409168. Its totient is φ = 3255168.

The previous prime is 8073431. The next prime is 8073451. The reversal of 8073436 is 6343708.

It is a junction number, because it is equal to n+sod(n) for n = 8073398 and 8073407.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8073431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2121 + ... + 4543.

It is an arithmetic number, because the mean of its divisors is an integer number (483588).

Almost surely, 28073436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8073436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8704584).

8073436 is an abundant number, since it is smaller than the sum of its proper divisors (9335732).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8073436 is a wasteful number, since it uses less digits than its factorization.

8073436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2458 (or 2449 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 31.

The square root of 8073436 is about 2841.3792425511. The cubic root of 8073436 is about 200.6101036419.

The spelling of 8073436 in words is "eight million, seventy-three thousand, four hundred thirty-six".

Divisors: 1 2 4 7 14 17 28 34 49 68 98 119 196 238 476 833 1666 2423 3332 4846 9692 16961 33922 41191 67844 82382 118727 164764 237454 288337 474908 576674 1153348 2018359 4036718 8073436