352081616 has 20 divisors (see below), whose sum is σ = 691768224. Its totient is φ = 173560800.

The previous prime is 352081573. The next prime is 352081627. The reversal of 352081616 is 616180253.

It is a happy number.

It is a super-2 number, since 2×352081616² = 247922928650342912, which contains 22 as substring.

It is a congruent number.

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, 153830 + ... + 156101.

Almost surely, 2^352081616 is an apocalyptic number.

It is an amenable number.

352081616 is a deficient number, since it is larger than the sum of its proper divisors (339686608).

352081616 is a wasteful number, since it uses less digits than its factorization.

352081616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 310010 (or 310004 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 352081616 is about 18763.8379869365. The cubic root of 352081616 is about 706.1242334750.

The spelling of 352081616 in words is "three hundred fifty-two million, eighty-one thousand, six hundred sixteen".