56673172 has 12 divisors (see below), whose sum is σ = 105012180. Its totient is φ = 26669696.

The previous prime is 56673167. The next prime is 56673179. The reversal of 56673172 is 27137665.

It can be written as a sum of positive squares in 2 ways, for example, as 50893956 + 5779216 = 7134^2 + 2404^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56673179) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416647 + ... + 416782.

It is an arithmetic number, because the mean of its divisors is an integer number (8751015).

Almost surely, 2^56673172 is an apocalyptic number.

It is an amenable number.

56673172 is a deficient number, since it is larger than the sum of its proper divisors (48339008).

56673172 is a wasteful number, since it uses less digits than its factorization.

56673172 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 833450 (or 833448 counting only the distinct ones).

The product of its digits is 52920, while the sum is 37.

The square root of 56673172 is about 7528.1586061932. The cubic root of 56673172 is about 384.1131484420.

The spelling of 56673172 in words is "fifty-six million, six hundred seventy-three thousand, one hundred seventy-two".