426625242 has 16 divisors (see below), whose sum is σ = 854589312. Its totient is φ = 141985280.

The previous prime is 426625099. The next prime is 426625253. The reversal of 426625242 is 242526624.

It is a super-2 number, since 2×426625242² = 364018194223117128, which contains 22 as substring.

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, 51618 + ... + 59309.

It is an arithmetic number, because the mean of its divisors is an integer number (53411832).

Almost surely, 2^426625242 is an apocalyptic number.

426625242 is an abundant number, since it is smaller than the sum of its proper divisors (427964070).

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

426625242 is a wasteful number, since it uses less digits than its factorization.

426625242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111573.

The product of its digits is 46080, while the sum is 33.

The square root of 426625242 is about 20654.9084239074. The cubic root of 426625242 is about 752.8044585014.

The spelling of 426625242 in words is "four hundred twenty-six million, six hundred twenty-five thousand, two hundred forty-two".