422264688 has 80 divisors (see below), whose sum is σ = 1108515360. Its totient is φ = 138498048.

The previous prime is 422264681. The next prime is 422264723. The reversal of 422264688 is 886462224.

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422264681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1032228 + ... + 1032636.

It is an arithmetic number, because the mean of its divisors is an integer number (13856442).

Almost surely, 2^422264688 is an apocalyptic number.

422264688 is a gapful number since it is divisible by the number (48) formed by its first and last digit.

It is an amenable number.

422264688 is an abundant number, since it is smaller than the sum of its proper divisors (686250672).

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

422264688 is a wasteful number, since it uses less digits than its factorization.

422264688 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714 (or 708 counting only the distinct ones).

The product of its digits is 294912, while the sum is 42.

The square root of 422264688 is about 20549.0799794054. The cubic root of 422264688 is about 750.2308551561.

The spelling of 422264688 in words is "four hundred twenty-two million, two hundred sixty-four thousand, six hundred eighty-eight".