3216535404 has 12 divisors (see below), whose sum is σ = 7505249304. Its totient is φ = 1072178464.

The previous prime is 3216535369. The next prime is 3216535433. The reversal of 3216535404 is 4045356123.

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

It is a super-2 number, since 2×3216535404² = 20692200010370886432, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 134022297 + ... + 134022320.

It is an arithmetic number, because the mean of its divisors is an integer number (625437442).

Almost surely, 2^3216535404 is an apocalyptic number.

It is an amenable number.

3216535404 is an abundant number, since it is smaller than the sum of its proper divisors (4288713900).

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

3216535404 is a wasteful number, since it uses less digits than its factorization.

3216535404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 268044624 (or 268044622 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 3216535404 is about 56714.5078793777. The cubic root of 3216535404 is about 1476.1464462768.

The spelling of 3216535404 in words is "three billion, two hundred sixteen million, five hundred thirty-five thousand, four hundred four".