674326838 has 16 divisors (see below), whose sum is σ = 1016696880. Its totient is φ = 335432736.

The previous prime is 674326819. The next prime is 674326841. The reversal of 674326838 is 838623476.

It is a junction number, because it is equal to n+sod(n) for n = 674326792 and 674326801.

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, 524945 + ... + 526227.

It is an arithmetic number, because the mean of its divisors is an integer number (63543555).

Almost surely, 2^674326838 is an apocalyptic number.

674326838 is a deficient number, since it is larger than the sum of its proper divisors (342370042).

674326838 is a wasteful number, since it uses less digits than its factorization.

674326838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2431.

The product of its digits is 1161216, while the sum is 47.

The square root of 674326838 is about 25967.8038732581. The cubic root of 674326838 is about 876.9136188983.

The spelling of 674326838 in words is "six hundred seventy-four million, three hundred twenty-six thousand, eight hundred thirty-eight".