422707590 has 48 divisors (see below), whose sum is σ = 1101679488. Its totient is φ = 112451328.

The previous prime is 422707583. The next prime is 422707627. The reversal of 422707590 is 95707224.

422707590 is a `hidden beast` number, since 42 + 27 + 0 + 7 + 590 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33547 + ... + 44393.

It is an arithmetic number, because the mean of its divisors is an integer number (22951656).

Almost surely, 2^422707590 is an apocalyptic number.

422707590 is an abundant number, since it is smaller than the sum of its proper divisors (678971898).

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

422707590 is a wasteful number, since it uses less digits than its factorization.

422707590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11293 (or 11290 counting only the distinct ones).

The product of its (nonzero) digits is 35280, while the sum is 36.

The square root of 422707590 is about 20559.8538418929. The cubic root of 422707590 is about 750.4930624482.

The spelling of 422707590 in words is "four hundred twenty-two million, seven hundred seven thousand, five hundred ninety".