423302056 has 8 divisors (see below), whose sum is σ = 793691370. Its totient is φ = 211651024.

The previous prime is 423302041. The next prime is 423302059. The reversal of 423302056 is 650203324.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 214036900 + 209265156 = 14630^2 + 14466^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×423302056² = 358369261227654272, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 423302056.

It is not an unprimeable number, because it can be changed into a prime (423302059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26456371 + ... + 26456386.

Almost surely, 2^423302056 is an apocalyptic number.

It is an amenable number.

423302056 is a deficient number, since it is larger than the sum of its proper divisors (370389314).

423302056 is a wasteful number, since it uses less digits than its factorization.

423302056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52912763 (or 52912759 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 423302056 is about 20574.3057234017. The cubic root of 423302056 is about 750.8447110752.

The spelling of 423302056 in words is "four hundred twenty-three million, three hundred two thousand, fifty-six".