172675475 has 12 divisors (see below), whose sum is σ = 244706064. Its totient is φ = 118405920.

The previous prime is 172675469. The next prime is 172675493. The reversal of 172675475 is 574576271.

It is not a de Polignac number, because 172675475 - 2¹² = 172671379 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 493184 + ... + 493533.

It is an arithmetic number, because the mean of its divisors is an integer number (20392172).

Almost surely, 2^172675475 is an apocalyptic number.

172675475 is a deficient number, since it is larger than the sum of its proper divisors (72030589).

172675475 is an equidigital number, since it uses as much as digits as its factorization.

172675475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 986734 (or 986729 counting only the distinct ones).

The product of its digits is 411600, while the sum is 44.

The square root of 172675475 is about 13140.6040576528. The cubic root of 172675475 is about 556.8568330092.

The spelling of 172675475 in words is "one hundred seventy-two million, six hundred seventy-five thousand, four hundred seventy-five".