674732426 has 16 divisors (see below), whose sum is σ = 1017825480. Its totient is φ = 335462400.

The previous prime is 674732371. The next prime is 674732441. The reversal of 674732426 is 624237476.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 499567201 + 175165225 = 22351^2 + 13235^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 517976 + ... + 519276.

Almost surely, 2^674732426 is an apocalyptic number.

674732426 is a deficient number, since it is larger than the sum of its proper divisors (343093054).

674732426 is a wasteful number, since it uses less digits than its factorization.

674732426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2569.

The product of its digits is 338688, while the sum is 41.

The square root of 674732426 is about 25975.6121390815. The cubic root of 674732426 is about 877.0893963488.

The spelling of 674732426 in words is "six hundred seventy-four million, seven hundred thirty-two thousand, four hundred twenty-six".