422453523 has 8 divisors (see below), whose sum is σ = 581441536. Its totient is φ = 272550600.

The previous prime is 422453501. The next prime is 422453533. The reversal of 422453523 is 325354224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422453523 - 2⁵ = 422453491 is a prime.

It is a super-2 number, since 2×422453523² = 356933958190223058, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422453533) 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, 2271163 + ... + 2271348.

It is an arithmetic number, because the mean of its divisors is an integer number (72680192).

Almost surely, 2^422453523 is an apocalyptic number.

422453523 is a deficient number, since it is larger than the sum of its proper divisors (158988013).

422453523 is a wasteful number, since it uses less digits than its factorization.

422453523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4542545.

The product of its digits is 28800, while the sum is 30.

The square root of 422453523 is about 20553.6741970870. The cubic root of 422453523 is about 750.3426718553.

The spelling of 422453523 in words is "four hundred twenty-two million, four hundred fifty-three thousand, five hundred twenty-three".