674585831 has 8 divisors (see below), whose sum is σ = 681792384. Its totient is φ = 667392120.

The previous prime is 674585809. The next prime is 674585851. The reversal of 674585831 is 138585476.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 674585831 - 2²⁶ = 607476967 is a prime.

It is a super-2 number, since 2×674585831² = 910132086771921122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674585801) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132116 + ... + 137126.

It is an arithmetic number, because the mean of its divisors is an integer number (85224048).

Almost surely, 2^674585831 is an apocalyptic number.

674585831 is a deficient number, since it is larger than the sum of its proper divisors (7206553).

674585831 is a wasteful number, since it uses less digits than its factorization.

674585831 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6421.

The product of its digits is 806400, while the sum is 47.

The square root of 674585831 is about 25972.7902043658. The cubic root of 674585831 is about 877.0258717930.

The spelling of 674585831 in words is "six hundred seventy-four million, five hundred eighty-five thousand, eight hundred thirty-one".