352445672 has 16 divisors (see below), whose sum is σ = 662925060. Its totient is φ = 175665664.

The previous prime is 352445669. The next prime is 352445699. The reversal of 352445672 is 276544253.

It can be written as a sum of positive squares in 2 ways, for example, as 227587396 + 124858276 = 15086^2 + 11174^2 .

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, 66953 + ... + 72024.

Almost surely, 2^352445672 is an apocalyptic number.

It is an amenable number.

352445672 is a deficient number, since it is larger than the sum of its proper divisors (310479388).

352445672 is a wasteful number, since it uses less digits than its factorization.

352445672 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139300 (or 139296 counting only the distinct ones).

The product of its digits is 201600, while the sum is 38.

The square root of 352445672 is about 18773.5364809084. The cubic root of 352445672 is about 706.3675295359.

The spelling of 352445672 in words is "three hundred fifty-two million, four hundred forty-five thousand, six hundred seventy-two".