674943934 has 12 divisors (see below), whose sum is σ = 1177708464. Its totient is φ = 289261644.

The previous prime is 674943931. The next prime is 674943943. The reversal of 674943934 is 439349476.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (49).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (674943931) 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 5 ways as a sum of consecutive naturals, for example, 3443494 + ... + 3443689.

It is an arithmetic number, because the mean of its divisors is an integer number (98142372).

Almost surely, 2^674943934 is an apocalyptic number.

674943934 is a deficient number, since it is larger than the sum of its proper divisors (502764530).

674943934 is a wasteful number, since it uses less digits than its factorization.

674943934 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6887199 (or 6887192 counting only the distinct ones).

The product of its digits is 1959552, while the sum is 49.

The square root of 674943934 is about 25979.6831004537. The cubic root of 674943934 is about 877.1810336835.

The spelling of 674943934 in words is "six hundred seventy-four million, nine hundred forty-three thousand, nine hundred thirty-four".