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3244080 = 243571931

3244080 has 80 divisors (see below), whose sum is σ = 11499264. Its totient is φ = 741120.

The previous prime is 3244067. The next prime is 3244097. The reversal of 3244080 is 804423.

It is a happy number.

3244080 is nontrivially palindromic in base 13.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 715 + ... + 2645.

Almost surely, 23244080 is an apocalyptic number.

3244080 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3244080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5749632).

3244080 is an abundant number, since it is smaller than the sum of its proper divisors (8255184).

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

3244080 is a wasteful number, since it uses less digits than its factorization.

3244080 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1954 (or 1948 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 3244080 is about 1801.1329767677. The cubic root of 3244080 is about 148.0348104141.

The spelling of 3244080 in words is "three million, two hundred forty-four thousand, eighty".

Divisors: 1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 35 40 42 48 56 60 70 80 84 105 112 120 140 168 210 240 280 336 420 560 840 1680 1931 3862 5793 7724 9655 11586 13517 15448 19310 23172 27034 28965 30896 38620 40551 46344 54068 57930 67585 77240 81102 92688 108136 115860 135170 154480 162204 202755 216272 231720 270340 324408 405510 463440 540680 648816 811020 1081360 1622040 3244080