633426023 has 4 divisors (see below), whose sum is σ = 633646680. Its totient is φ = 633205368.

The previous prime is 633426019. The next prime is 633426041. The reversal of 633426023 is 320624336.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 633426023 - 2² = 633426019 is a prime.

It is a super-2 number, since 2×633426023² = 802457053227193058, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (633426223) 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 3 ways as a sum of consecutive naturals, for example, 105965 + ... + 111782.

It is an arithmetic number, because the mean of its divisors is an integer number (158411670).

Almost surely, 2^633426023 is an apocalyptic number.

633426023 is a deficient number, since it is larger than the sum of its proper divisors (220657).

633426023 is a wasteful number, since it uses less digits than its factorization.

633426023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220656.

The product of its (nonzero) digits is 15552, while the sum is 29.

The square root of 633426023 is about 25167.9562738018. The cubic root of 633426023 is about 858.8130475136.

The spelling of 633426023 in words is "six hundred thirty-three million, four hundred twenty-six thousand, twenty-three".