163572964 has 24 divisors (see below), whose sum is σ = 303605568. Its totient is φ = 76945440.

The previous prime is 163572949. The next prime is 163572979. The reversal of 163572964 is 469275361.

163572964 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (163572949) and next prime (163572979).

It is a super-2 number, since 2×163572964² = 53512229103490592, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 163572964.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8962 + ... + 20185.

It is an arithmetic number, because the mean of its divisors is an integer number (12650232).

Almost surely, 2^163572964 is an apocalyptic number.

It is an amenable number.

163572964 is a deficient number, since it is larger than the sum of its proper divisors (140032604).

163572964 is a wasteful number, since it uses less digits than its factorization.

163572964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29235 (or 29233 counting only the distinct ones).

The product of its digits is 272160, while the sum is 43.

The square root of 163572964 is about 12789.5646524813. The cubic root of 163572964 is about 546.8948592908.

It can be divided in two parts, 16357 and 2964, that added together give a square (19321 = 139²).

The spelling of 163572964 in words is "one hundred sixty-three million, five hundred seventy-two thousand, nine hundred sixty-four".