426377808 has 30 divisors (see below), whose sum is σ = 1193266074. Its totient is φ = 142125888.

The previous prime is 426377797. The next prime is 426377827. The reversal of 426377808 is 808773624.

It is a happy number.

426377808 is a `hidden beast` number, since 4 + 2 + 637 + 7 + 8 + 0 + 8 = 666.

It can be written as a sum of positive squares in only one way, i.e., 309478464 + 116899344 = 17592^2 + 10812^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1480335 + ... + 1480622.

Almost surely, 2^426377808 is an apocalyptic number.

426377808 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

426377808 is an abundant number, since it is smaller than the sum of its proper divisors (766888266).

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

426377808 is a wasteful number, since it uses less digits than its factorization.

426377808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2960971 (or 2960962 counting only the distinct ones).

The product of its (nonzero) digits is 451584, while the sum is 45.

The square root of 426377808 is about 20648.9178408942. The cubic root of 426377808 is about 752.6588932430.

The spelling of 426377808 in words is "four hundred twenty-six million, three hundred seventy-seven thousand, eight hundred eight".