352997816 has 8 divisors (see below), whose sum is σ = 661870920. Its totient is φ = 176498904.

The previous prime is 352997807. The next prime is 352997857. The reversal of 352997816 is 618799253.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22062356 + ... + 22062371.

It is an arithmetic number, because the mean of its divisors is an integer number (82733865).

Almost surely, 2^352997816 is an apocalyptic number.

It is an amenable number.

352997816 is a deficient number, since it is larger than the sum of its proper divisors (308873104).

352997816 is a wasteful number, since it uses less digits than its factorization.

352997816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44124733 (or 44124729 counting only the distinct ones).

The product of its digits is 816480, while the sum is 50.

The square root of 352997816 is about 18788.2361066706. The cubic root of 352997816 is about 706.7362039479.

The spelling of 352997816 in words is "three hundred fifty-two million, nine hundred ninety-seven thousand, eight hundred sixteen".