352652521 has 32 divisors (see below), whose sum is σ = 414892800. Its totient is φ = 296939520.

The previous prime is 352652507. The next prime is 352652543. The reversal of 352652521 is 125256253.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 352652521 - 2¹⁵ = 352619753 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (352652551) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 982140 + ... + 982498.

It is an arithmetic number, because the mean of its divisors is an integer number (12965400).

Almost surely, 2^352652521 is an apocalyptic number.

It is an amenable number.

352652521 is a deficient number, since it is larger than the sum of its proper divisors (62240279).

352652521 is a wasteful number, since it uses less digits than its factorization.

352652521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 529.

The product of its digits is 18000, while the sum is 31.

The square root of 352652521 is about 18779.0447307631. The cubic root of 352652521 is about 706.5056906332.

The spelling of 352652521 in words is "three hundred fifty-two million, six hundred fifty-two thousand, five hundred twenty-one".