674437365 has 24 divisors (see below), whose sum is σ = 1336028928. Its totient is φ = 308314080.

The previous prime is 674437321. The next prime is 674437367. The reversal of 674437365 is 563734476.

It is not a de Polignac number, because 674437365 - 2¹⁹ = 673913077 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 674437365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674437367) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1070221 + ... + 1070850.

It is an arithmetic number, because the mean of its divisors is an integer number (55667872).

Almost surely, 2^674437365 is an apocalyptic number.

It is an amenable number.

674437365 is a deficient number, since it is larger than the sum of its proper divisors (661591563).

674437365 is a wasteful number, since it uses less digits than its factorization.

674437365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2141089 (or 2141086 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 45.

The square root of 674437365 is about 25969.9319406116. The cubic root of 674437365 is about 876.9615270892.

The spelling of 674437365 in words is "six hundred seventy-four million, four hundred thirty-seven thousand, three hundred sixty-five".