174090939 has 16 divisors (see below), whose sum is σ = 266551680. Its totient is φ = 99956160.

The previous prime is 174090919. The next prime is 174090949. The reversal of 174090939 is 939090471.

174090939 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 174090939 - 2²⁵ = 140536507 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 174090939.

It is not an unprimeable number, because it can be changed into a prime (174090919) 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, 138202 + ... + 139455.

It is an arithmetic number, because the mean of its divisors is an integer number (16659480).

Almost surely, 2^174090939 is an apocalyptic number.

174090939 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

174090939 is a deficient number, since it is larger than the sum of its proper divisors (92460741).

174090939 is a wasteful number, since it uses less digits than its factorization.

174090939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 277690.

The product of its (nonzero) digits is 61236, while the sum is 42.

The square root of 174090939 is about 13194.3525419022. The cubic root of 174090939 is about 558.3742591421.

The spelling of 174090939 in words is "one hundred seventy-four million, ninety thousand, nine hundred thirty-nine".