3257964 has 18 divisors (see below), whose sum is σ = 8235500. Its totient is φ = 1085976.

The previous prime is 3257959. The next prime is 3258001. The reversal of 3257964 is 4697523.

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×3257964² = 21228658850592, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 90499 = 3257964 / (3 + 2 + 5 + 7 + 9 + 6 + 4).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45214 + ... + 45285.

Almost surely, 2^3257964 is an apocalyptic number.

It is an amenable number.

3257964 is an abundant number, since it is smaller than the sum of its proper divisors (4977536).

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

3257964 is a wasteful number, since it uses less digits than its factorization.

3257964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90509 (or 90504 counting only the distinct ones).

The product of its digits is 45360, while the sum is 36.

The square root of 3257964 is about 1804.9831024140. The cubic root of 3257964 is about 148.2456961043.

The spelling of 3257964 in words is "three million, two hundred fifty-seven thousand, nine hundred sixty-four".