172773064 has 16 divisors (see below), whose sum is σ = 324164700. Its totient is φ = 86329152.

The previous prime is 172773037. The next prime is 172773067. The reversal of 172773064 is 460377271.

It can be written as a sum of positive squares in 2 ways, for example, as 146168100 + 26604964 = 12090^2 + 5158^2 .

It is not an unprimeable number, because it can be changed into a prime (172773067) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7354 + ... + 19990.

Almost surely, 2^172773064 is an apocalyptic number.

It is an amenable number.

172773064 is a deficient number, since it is larger than the sum of its proper divisors (151391636).

172773064 is a wasteful number, since it uses less digits than its factorization.

172773064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14352 (or 14348 counting only the distinct ones).

The product of its (nonzero) digits is 49392, while the sum is 37.

The square root of 172773064 is about 13144.3167947216. The cubic root of 172773064 is about 556.9617173637.

The spelling of 172773064 in words is "one hundred seventy-two million, seven hundred seventy-three thousand, sixty-four".