422765042 has 54 divisors (see below), whose sum is σ = 773792271. Its totient is φ = 172723320.

The previous prime is 422765039. The next prime is 422765051. The reversal of 422765042 is 240567224.

It can be written as a sum of positive squares in only one way, i.e., 211382521 + 211382521 = 14539^2 + 14539^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=14539.

It is an unprimeable number.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 6309893 + ... + 6309959.

Almost surely, 2^422765042 is an apocalyptic number.

422765042 is a deficient number, since it is larger than the sum of its proper divisors (351027229).

422765042 is an equidigital number, since it uses as much as digits as its factorization.

422765042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 107 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 32.

The square root of 422765042 is about 20561.2509833424. The cubic root of 422765042 is about 750.5270618173.

Multiplying 422765042 by its sum of digits (32), we get a square (13528481344 = 116312²).

The spelling of 422765042 in words is "four hundred twenty-two million, seven hundred sixty-five thousand, forty-two".