674522426 has 16 divisors (see below), whose sum is σ = 1092182400. Its totient is φ = 311473008.

The previous prime is 674522419. The next prime is 674522437. The reversal of 674522426 is 624225476.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 674522426.

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, 251486 + ... + 254153.

It is an arithmetic number, because the mean of its divisors is an integer number (68261400).

Almost surely, 2^674522426 is an apocalyptic number.

674522426 is a deficient number, since it is larger than the sum of its proper divisors (417659974).

674522426 is a wasteful number, since it uses less digits than its factorization.

674522426 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 505693.

The product of its digits is 161280, while the sum is 38.

The square root of 674522426 is about 25971.5695713601. The cubic root of 674522426 is about 876.9983934178.

The spelling of 674522426 in words is "six hundred seventy-four million, five hundred twenty-two thousand, four hundred twenty-six".