173425856 has 28 divisors (see below), whose sum is σ = 348508320. Its totient is φ = 85612800.

The previous prime is 173425831. The next prime is 173425871. The reversal of 173425856 is 658524371.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12095 + ... + 22206.

Almost surely, 2^173425856 is an apocalyptic number.

173425856 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

173425856 is an abundant number, since it is smaller than the sum of its proper divisors (175082464).

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

173425856 is an equidigital number, since it uses as much as digits as its factorization.

173425856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34392 (or 34382 counting only the distinct ones).

The product of its digits is 201600, while the sum is 41.

The square root of 173425856 is about 13169.1251038176. The cubic root of 173425856 is about 557.6622957145.

The spelling of 173425856 in words is "one hundred seventy-three million, four hundred twenty-five thousand, eight hundred fifty-six".