426635122 has 8 divisors (see below), whose sum is σ = 641044656. Its totient is φ = 212953572.

The previous prime is 426635089. The next prime is 426635149. The reversal of 426635122 is 221536624.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 180528 + ... + 182875.

It is an arithmetic number, because the mean of its divisors is an integer number (80130582).

Almost surely, 2^426635122 is an apocalyptic number.

426635122 is a deficient number, since it is larger than the sum of its proper divisors (214409534).

426635122 is a wasteful number, since it uses less digits than its factorization.

426635122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363992.

The product of its digits is 17280, while the sum is 31.

The square root of 426635122 is about 20655.1475908549. The cubic root of 426635122 is about 752.8102697302.

The spelling of 426635122 in words is "four hundred twenty-six million, six hundred thirty-five thousand, one hundred twenty-two".