674319265 has 32 divisors (see below), whose sum is σ = 856668960. Its totient is φ = 508944384.

The previous prime is 674319259. The next prime is 674319277. The reversal of 674319265 is 562913476.

It can be written as a sum of positive squares in 16 ways, for example, as 80568576 + 593750689 = 8976^2 + 24367^2 .

It is a cyclic number.

It is not a de Polignac number, because 674319265 - 2⁷ = 674319137 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 950731 + ... + 951439.

It is an arithmetic number, because the mean of its divisors is an integer number (26770905).

Almost surely, 2^674319265 is an apocalyptic number.

It is an amenable number.

674319265 is a deficient number, since it is larger than the sum of its proper divisors (182349695).

674319265 is a wasteful number, since it uses less digits than its factorization.

674319265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 901.

The product of its digits is 272160, while the sum is 43.

The square root of 674319265 is about 25967.6580576686. The cubic root of 674319265 is about 876.9103361718.

The spelling of 674319265 in words is "six hundred seventy-four million, three hundred nineteen thousand, two hundred sixty-five".