634468 has 6 divisors (see below), whose sum is σ = 1110326. Its totient is φ = 317232.

The previous prime is 634441. The next prime is 634471. The reversal of 634468 is 864436.

634468 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 580644 + 53824 = 762^2 + 232^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 79305 + ... + 79312.

2⁶³⁴⁴⁶⁸ is an apocalyptic number.

It is an amenable number.

634468 is a deficient number, since it is larger than the sum of its proper divisors (475858).

634468 is a wasteful number, since it uses less digits than its factorization.

634468 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158621 (or 158619 counting only the distinct ones).

The product of its digits is 13824, while the sum is 31.

The square root of 634468 is about 796.5349960925. The cubic root of 634468 is about 85.9283701375.

The spelling of 634468 in words is "six hundred thirty-four thousand, four hundred sixty-eight".