423097056 has 36 divisors (see below), whose sum is σ = 1203183072. Its totient is φ = 141032256.

The previous prime is 423097049. The next prime is 423097057. The reversal of 423097056 is 650790324.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×423097056² = 358022237591734272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 423097056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (423097057) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 734256 + ... + 734831.

It is an arithmetic number, because the mean of its divisors is an integer number (33421752).

Almost surely, 2^423097056 is an apocalyptic number.

It is an amenable number.

423097056 is an abundant number, since it is smaller than the sum of its proper divisors (780086016).

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

423097056 is a wasteful number, since it uses less digits than its factorization.

423097056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1469103 (or 1469092 counting only the distinct ones).

The product of its (nonzero) digits is 45360, while the sum is 36.

The square root of 423097056 is about 20569.3231779755. The cubic root of 423097056 is about 750.7234832050.

The spelling of 423097056 in words is "four hundred twenty-three million, ninety-seven thousand, fifty-six".