426522620 has 12 divisors (see below), whose sum is σ = 895697544. Its totient is φ = 170609040.

The previous prime is 426522619. The next prime is 426522653. The reversal of 426522620 is 26225624.

It is a happy number.

It is a congruent number.

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, 10663046 + ... + 10663085.

It is an arithmetic number, because the mean of its divisors is an integer number (74641462).

Almost surely, 2^426522620 is an apocalyptic number.

It is an amenable number.

426522620 is an abundant number, since it is smaller than the sum of its proper divisors (469174924).

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

426522620 is a wasteful number, since it uses less digits than its factorization.

426522620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21326140 (or 21326138 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 426522620 is about 20652.4240707961. The cubic root of 426522620 is about 752.7440928794.

The spelling of 426522620 in words is "four hundred twenty-six million, five hundred twenty-two thousand, six hundred twenty".