422073256 has 32 divisors (see below), whose sum is σ = 877975200. Its totient is φ = 188597440.

The previous prime is 422073247. The next prime is 422073257. The reversal of 422073256 is 652370224.

It is not an unprimeable number, because it can be changed into a prime (422073257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35455 + ... + 45838.

It is an arithmetic number, because the mean of its divisors is an integer number (27436725).

Almost surely, 2^422073256 is an apocalyptic number.

It is an amenable number.

422073256 is an abundant number, since it is smaller than the sum of its proper divisors (455901944).

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

422073256 is a wasteful number, since it uses less digits than its factorization.

422073256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81369 (or 81365 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 31.

The square root of 422073256 is about 20544.4215299434. The cubic root of 422073256 is about 750.1174666382.

The spelling of 422073256 in words is "four hundred twenty-two million, seventy-three thousand, two hundred fifty-six".