674306365 has 8 divisors (see below), whose sum is σ = 814322520. Its totient is φ = 536008512.

The previous prime is 674306357. The next prime is 674306393. The reversal of 674306365 is 563603476.

It can be written as a sum of positive squares in 4 ways, for example, as 181333156 + 492973209 = 13466^2 + 22203^2 .

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 674306365 - 2³ = 674306357 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 428710 + ... + 430279.

It is an arithmetic number, because the mean of its divisors is an integer number (101790315).

Almost surely, 2^674306365 is an apocalyptic number.

It is an amenable number.

674306365 is a deficient number, since it is larger than the sum of its proper divisors (140016155).

674306365 is a wasteful number, since it uses less digits than its factorization.

674306365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 859151.

The product of its (nonzero) digits is 272160, while the sum is 40.

The square root of 674306365 is about 25967.4096705852. The cubic root of 674306365 is about 876.9047442532.

The spelling of 674306365 in words is "six hundred seventy-four million, three hundred six thousand, three hundred sixty-five".