674947965 has 64 divisors (see below), whose sum is σ = 1154580480. Its totient is φ = 336145920.

The previous prime is 674947937. The next prime is 674947967. The reversal of 674947965 is 569749476.

It is not a de Polignac number, because 674947965 - 2⁶ = 674947901 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674947967) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1944922 + ... + 1945268.

It is an arithmetic number, because the mean of its divisors is an integer number (18040320).

Almost surely, 2^674947965 is an apocalyptic number.

It is an amenable number.

674947965 is a deficient number, since it is larger than the sum of its proper divisors (479632515).

674947965 is a wasteful number, since it uses less digits than its factorization.

674947965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 522.

The product of its digits is 11430720, while the sum is 57.

The square root of 674947965 is about 25979.7606801910. The cubic root of 674947965 is about 877.1827799568.

The spelling of 674947965 in words is "six hundred seventy-four million, nine hundred forty-seven thousand, nine hundred sixty-five".