173725620 has 48 divisors (see below), whose sum is σ = 487505088. Its totient is φ = 46224640.

The previous prime is 173725603. The next prime is 173725627. The reversal of 173725620 is 26527371.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (173725627) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26512 + ... + 32408.

It is an arithmetic number, because the mean of its divisors is an integer number (10156356).

Almost surely, 2^173725620 is an apocalyptic number.

173725620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

173725620 is an abundant number, since it is smaller than the sum of its proper divisors (313779468).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

173725620 is a wasteful number, since it uses less digits than its factorization.

173725620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6400 (or 6398 counting only the distinct ones).

The product of its (nonzero) digits is 17640, while the sum is 33.

The square root of 173725620 is about 13180.5015079093. The cubic root of 173725620 is about 557.9834144169.

It can be divided in two parts, 173725 and 620, that added together give a triangular number (174345 = T₅₉₀).

The spelling of 173725620 in words is "one hundred seventy-three million, seven hundred twenty-five thousand, six hundred twenty".