934391808 has 416 divisors, whose sum is σ = 3396971520. Its totient is φ = 247726080.

The previous prime is 934391789. The next prime is 934391831. The reversal of 934391808 is 808193439.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13160413 + ... + 13160483.

Almost surely, 2^934391808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 934391808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1698485760).

934391808 is an abundant number, since it is smaller than the sum of its proper divisors (2462579712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

934391808 is a wasteful number, since it uses less digits than its factorization.

934391808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128 (or 100 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 934391808 is about 30567.8230824506. The cubic root of 934391808 is about 977.6340985086.

The spelling of 934391808 in words is "nine hundred thirty-four million, three hundred ninety-one thousand, eight hundred eight".