52173506 has 48 divisors (see below), whose sum is σ = 103548480. Its totient is φ = 19245600.

The previous prime is 52173481. The next prime is 52173509. The reversal of 52173506 is 60537125.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52173509) 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 23 ways as a sum of consecutive naturals, for example, 31376 + ... + 32996.

It is an arithmetic number, because the mean of its divisors is an integer number (2157260).

Almost surely, 2^52173506 is an apocalyptic number.

52173506 is a deficient number, since it is larger than the sum of its proper divisors (51374974).

52173506 is a wasteful number, since it uses less digits than its factorization.

52173506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1671 (or 1660 counting only the distinct ones).

The product of its (nonzero) digits is 6300, while the sum is 29.

The square root of 52173506 is about 7223.1230087823. The cubic root of 52173506 is about 373.6657914036.

The spelling of 52173506 in words is "fifty-two million, one hundred seventy-three thousand, five hundred six".