422054523 has 64 divisors (see below), whose sum is σ = 707712000. Its totient is φ = 246343680.

The previous prime is 422054489. The next prime is 422054527. The reversal of 422054523 is 325450224.

It is a happy number.

422054523 is a `hidden beast` number, since 4 + 2 + 205 + 452 + 3 = 666.

It is not a de Polignac number, because 422054523 - 2⁸ = 422054267 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (422054527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2120778 + ... + 2120976.

It is an arithmetic number, because the mean of its divisors is an integer number (11058000).

Almost surely, 2^422054523 is an apocalyptic number.

422054523 is a deficient number, since it is larger than the sum of its proper divisors (285657477).

422054523 is a wasteful number, since it uses less digits than its factorization.

422054523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 449 (or 443 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 27.

The square root of 422054523 is about 20543.9656103684. The cubic root of 422054523 is about 750.1063689135.

The spelling of 422054523 in words is "four hundred twenty-two million, fifty-four thousand, five hundred twenty-three".