623422356 has 48 divisors (see below), whose sum is σ = 1476849024. Its totient is φ = 204660736.

The previous prime is 623422313. The next prime is 623422363. The reversal of 623422356 is 653224326.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 225076 + ... + 227828.

It is an arithmetic number, because the mean of its divisors is an integer number (30767688).

Almost surely, 2^623422356 is an apocalyptic number.

It is an amenable number.

623422356 is an abundant number, since it is smaller than the sum of its proper divisors (853426668).

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

623422356 is a wasteful number, since it uses less digits than its factorization.

623422356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3040 (or 3038 counting only the distinct ones).

The product of its digits is 51840, while the sum is 33.

The square root of 623422356 is about 24968.4271831447. The cubic root of 623422356 is about 854.2679716367.

The spelling of 623422356 in words is "six hundred twenty-three million, four hundred twenty-two thousand, three hundred fifty-six".