172032474 has 16 divisors (see below), whose sum is σ = 352457280. Its totient is φ = 55945440.

The previous prime is 172032467. The next prime is 172032481. The reversal of 172032474 is 474230271.

172032474 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (172032467) and next prime (172032481).

It is a super-2 number, since 2×172032474² = 59190344221121352, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 349414 + ... + 349905.

It is an arithmetic number, because the mean of its divisors is an integer number (22028580).

Almost surely, 2^172032474 is an apocalyptic number.

172032474 is an abundant number, since it is smaller than the sum of its proper divisors (180424806).

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

172032474 is a wasteful number, since it uses less digits than its factorization.

172032474 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699365.

The product of its (nonzero) digits is 9408, while the sum is 30.

The square root of 172032474 is about 13116.1150498156. The cubic root of 172032474 is about 556.1647739814.

The spelling of 172032474 in words is "one hundred seventy-two million, thirty-two thousand, four hundred seventy-four".