634476723 has 8 divisors (see below), whose sum is σ = 853875648. Its totient is φ = 419031144.

The previous prime is 634476673. The next prime is 634476751. The reversal of 634476723 is 327674436.

634476723 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 634476723 - 2⁸ = 634476467 is a prime.

It is not an unprimeable number, because it can be changed into a prime (634476793) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 987961 + ... + 988602.

It is an arithmetic number, because the mean of its divisors is an integer number (106734456).

Almost surely, 2^634476723 is an apocalyptic number.

634476723 is a deficient number, since it is larger than the sum of its proper divisors (219398925).

634476723 is a wasteful number, since it uses less digits than its factorization.

634476723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1976673.

The product of its digits is 508032, while the sum is 42.

The square root of 634476723 is about 25188.8213896562. The cubic root of 634476723 is about 859.2876393188.

The spelling of 634476723 in words is "six hundred thirty-four million, four hundred seventy-six thousand, seven hundred twenty-three".