426166522 has 8 divisors (see below), whose sum is σ = 643540500. Its totient is φ = 211653024.

The previous prime is 426166519. The next prime is 426166537. The reversal of 426166522 is 225661624.

It can be written as a sum of positive squares in 2 ways, for example, as 390418081 + 35748441 = 19759^2 + 5979^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 714747 + ... + 715342.

Almost surely, 2^426166522 is an apocalyptic number.

426166522 is a deficient number, since it is larger than the sum of its proper divisors (217373978).

426166522 is a wasteful number, since it uses less digits than its factorization.

426166522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430240.

The product of its digits is 34560, while the sum is 34.

The square root of 426166522 is about 20643.8010550383. The cubic root of 426166522 is about 752.5345492465.

The spelling of 426166522 in words is "four hundred twenty-six million, one hundred sixty-six thousand, five hundred twenty-two".