172052536 has 16 divisors (see below), whose sum is σ = 323483040. Its totient is φ = 85790400.

The previous prime is 172052533. The next prime is 172052537. The reversal of 172052536 is 635250271.

It is a junction number, because it is equal to n+sod(n) for n = 172052498 and 172052507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (172052533) 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, 26365 + ... + 32236.

It is an arithmetic number, because the mean of its divisors is an integer number (20217690).

Almost surely, 2^172052536 is an apocalyptic number.

It is an amenable number.

172052536 is a deficient number, since it is larger than the sum of its proper divisors (151430504).

172052536 is a wasteful number, since it uses less digits than its factorization.

172052536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58974 (or 58970 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 172052536 is about 13116.8798119065. The cubic root of 172052536 is about 556.1863926594.

The spelling of 172052536 in words is "one hundred seventy-two million, fifty-two thousand, five hundred thirty-six".