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8709468 = 223725789
BaseRepresentation
bin100001001110…
…010101011100
3121101111010220
4201032111130
54212200333
6510401340
7134013015
oct41162534
917344126
108709468
114a09609
122b00250
131a5c341
14122a00c
15b708b3
hex84e55c

8709468 has 12 divisors (see below), whose sum is σ = 20322120. Its totient is φ = 2903152.

The previous prime is 8709461. The next prime is 8709469. The reversal of 8709468 is 8649078.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8709461) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 362883 + ... + 362906.

It is an arithmetic number, because the mean of its divisors is an integer number (1693510).

Almost surely, 28709468 is an apocalyptic number.

It is an amenable number.

8709468 is an abundant number, since it is smaller than the sum of its proper divisors (11612652).

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

8709468 is a wasteful number, since it uses less digits than its factorization.

8709468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 725796 (or 725794 counting only the distinct ones).

The product of its (nonzero) digits is 96768, while the sum is 42.

The square root of 8709468 is about 2951.1807806368. The cubic root of 8709468 is about 205.7455935044.

The spelling of 8709468 in words is "eight million, seven hundred nine thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 725789 1451578 2177367 2903156 4354734 8709468