674190457 has 8 divisors (see below), whose sum is σ = 677175552. Its totient is φ = 671212800.

The previous prime is 674190443. The next prime is 674190469. The reversal of 674190457 is 754091476.

674190457 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-674190457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (674190487) 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, 247332 + ... + 250042.

It is an arithmetic number, because the mean of its divisors is an integer number (84646944).

Almost surely, 2^674190457 is an apocalyptic number.

It is an amenable number.

674190457 is a deficient number, since it is larger than the sum of its proper divisors (2985095).

674190457 is a wasteful number, since it uses less digits than its factorization.

674190457 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3719.

The product of its (nonzero) digits is 211680, while the sum is 43.

The square root of 674190457 is about 25965.1777771692. The cubic root of 674190457 is about 876.8544970141.

The spelling of 674190457 in words is "six hundred seventy-four million, one hundred ninety thousand, four hundred fifty-seven".