635625023 has 8 divisors (see below), whose sum is σ = 715777536. Its totient is φ = 559200600.

The previous prime is 635625013. The next prime is 635625037. The reversal of 635625023 is 320526536.

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

It is a cyclic number.

It is not a de Polignac number, because 635625023 - 2⁶ = 635624959 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (635625013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 931661 + ... + 932342.

It is an arithmetic number, because the mean of its divisors is an integer number (89472192).

Almost surely, 2^635625023 is an apocalyptic number.

635625023 is a deficient number, since it is larger than the sum of its proper divisors (80152513).

635625023 is a wasteful number, since it uses less digits than its factorization.

635625023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1864045.

The product of its (nonzero) digits is 32400, while the sum is 32.

The square root of 635625023 is about 25211.6049270966. The cubic root of 635625023 is about 859.8057173352.

The spelling of 635625023 in words is "six hundred thirty-five million, six hundred twenty-five thousand, twenty-three".