422000292 has 48 divisors (see below), whose sum is σ = 1127347200. Its totient is φ = 120355872.

The previous prime is 422000291. The next prime is 422000329. The reversal of 422000292 is 292000224.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (422000291) 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, 46123 + ... + 54509.

It is an arithmetic number, because the mean of its divisors is an integer number (23486400).

Almost surely, 2^422000292 is an apocalyptic number.

422000292 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is an amenable number.

422000292 is an abundant number, since it is smaller than the sum of its proper divisors (705346908).

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

422000292 is a wasteful number, since it uses less digits than its factorization.

422000292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9000 (or 8998 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 422000292 is about 20542.6456913417. The cubic root of 422000292 is about 750.0742397621.

The spelling of 422000292 in words is "four hundred twenty-two million, two hundred ninety-two", and thus it is an aban number.