632656923 has 4 divisors (see below), whose sum is σ = 843542568. Its totient is φ = 421771280.

The previous prime is 632656907. The next prime is 632656933. The reversal of 632656923 is 329656236.

632656923 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 632656923 - 2⁴ = 632656907 is a prime.

It is not an unprimeable number, because it can be changed into a prime (632656933) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105442818 + ... + 105442823.

It is an arithmetic number, because the mean of its divisors is an integer number (210885642).

Almost surely, 2^632656923 is an apocalyptic number.

632656923 is a deficient number, since it is larger than the sum of its proper divisors (210885645).

632656923 is a wasteful number, since it uses less digits than its factorization.

632656923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210885644.

The product of its digits is 349920, while the sum is 42.

The square root of 632656923 is about 25152.6722834772. The cubic root of 632656923 is about 858.4653191281.

The spelling of 632656923 in words is "six hundred thirty-two million, six hundred fifty-six thousand, nine hundred twenty-three".