374985128 has 16 divisors (see below), whose sum is σ = 803539680. Its totient is φ = 160707888.

The previous prime is 374985101. The next prime is 374985161. The reversal of 374985128 is 821589473.

It is a happy number.

It is a super-2 number, since 2×374985128² = 281227692442352768, which contains 22 as substring.

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, 3348026 + ... + 3348137.

It is an arithmetic number, because the mean of its divisors is an integer number (50221230).

Almost surely, 2^374985128 is an apocalyptic number.

It is an amenable number.

374985128 is an abundant number, since it is smaller than the sum of its proper divisors (428554552).

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

374985128 is a wasteful number, since it uses less digits than its factorization.

374985128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6696176 (or 6696172 counting only the distinct ones).

The product of its digits is 483840, while the sum is 47.

The square root of 374985128 is about 19364.5327338410. The cubic root of 374985128 is about 721.1152520785.

The spelling of 374985128 in words is "three hundred seventy-four million, nine hundred eighty-five thousand, one hundred twenty-eight".