173920052 has 12 divisors (see below), whose sum is σ = 304458756. Its totient is φ = 86931840.

The previous prime is 173920049. The next prime is 173920057. The reversal of 173920052 is 250029371.

It can be written as a sum of positive squares in 2 ways, for example, as 42954916 + 130965136 = 6554^2 + 11444^2 .

It is a junction number, because it is equal to n+sod(n) for n = 173919997 and 173920024.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173920057) 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, 13478 + ... + 23010.

It is an arithmetic number, because the mean of its divisors is an integer number (25371563).

Almost surely, 2^173920052 is an apocalyptic number.

It is an amenable number.

173920052 is a deficient number, since it is larger than the sum of its proper divisors (130538704).

173920052 is a wasteful number, since it uses less digits than its factorization.

173920052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14098 (or 14096 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 173920052 is about 13187.8751889757. The cubic root of 173920052 is about 558.1914999846.

The spelling of 173920052 in words is "one hundred seventy-three million, nine hundred twenty thousand, fifty-two".