422353516 has 12 divisors (see below), whose sum is σ = 795974032. Its totient is φ = 194932368.

The previous prime is 422353501. The next prime is 422353523. The reversal of 422353516 is 615353224.

It is a happy number.

It is a hoax number, since the sum of its digits (31) coincides with the sum of the digits of its distinct prime factors.

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, 4061040 + ... + 4061143.

Almost surely, 2^422353516 is an apocalyptic number.

It is an amenable number.

422353516 is a deficient number, since it is larger than the sum of its proper divisors (373620516).

422353516 is a wasteful number, since it uses less digits than its factorization.

422353516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8122200 (or 8122198 counting only the distinct ones).

The product of its digits is 21600, while the sum is 31.

The square root of 422353516 is about 20551.2412277215. The cubic root of 422353516 is about 750.2834578924.

The spelling of 422353516 in words is "four hundred twenty-two million, three hundred fifty-three thousand, five hundred sixteen".