374193681 has 16 divisors (see below), whose sum is σ = 529680384. Its totient is φ = 234162944.

The previous prime is 374193629. The next prime is 374193709. The reversal of 374193681 is 186391473.

It is a cyclic number.

It is not a de Polignac number, because 374193681 - 2¹⁰ = 374192657 is a prime.

It is a super-2 number, since 2×374193681² = 280041821800659522, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (374193481) 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, 9955 + ... + 29111.

It is an arithmetic number, because the mean of its divisors is an integer number (33105024).

Almost surely, 2^374193681 is an apocalyptic number.

It is an amenable number.

374193681 is a deficient number, since it is larger than the sum of its proper divisors (155486703).

374193681 is a wasteful number, since it uses less digits than its factorization.

374193681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19560.

The product of its digits is 108864, while the sum is 42.

The square root of 374193681 is about 19344.0864607249. The cubic root of 374193681 is about 720.6075639444.

The spelling of 374193681 in words is "three hundred seventy-four million, one hundred ninety-three thousand, six hundred eighty-one".