426436872 has 32 divisors (see below), whose sum is σ = 1067061600. Its totient is φ = 142016384.

The previous prime is 426436867. The next prime is 426436883. The reversal of 426436872 is 278634624.

It is a super-2 number, since 2×426436872² = 363696811602288768, which contains 22 as substring.

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, 21004 + ... + 35972.

It is an arithmetic number, because the mean of its divisors is an integer number (33345675).

Almost surely, 2^426436872 is an apocalyptic number.

It is an amenable number.

426436872 is an abundant number, since it is smaller than the sum of its proper divisors (640624728).

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

426436872 is a wasteful number, since it uses less digits than its factorization.

426436872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16165 (or 16161 counting only the distinct ones).

The product of its digits is 387072, while the sum is 42.

The square root of 426436872 is about 20650.3479873827. The cubic root of 426436872 is about 752.6936456710.

The spelling of 426436872 in words is "four hundred twenty-six million, four hundred thirty-six thousand, eight hundred seventy-two".