634707 has 12 divisors (see below), whose sum is σ = 926640. Its totient is φ = 418608.

The previous prime is 634703. The next prime is 634709. The reversal of 634707 is 707436.

It is not a de Polignac number, because 634707 - 2² = 634703 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (634703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 658 + ... + 1304.

It is an arithmetic number, because the mean of its divisors is an integer number (77220).

2⁶³⁴⁷⁰⁷ is an apocalyptic number.

634707 is a deficient number, since it is larger than the sum of its proper divisors (291933).

634707 is a wasteful number, since it uses less digits than its factorization.

634707 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762 (or 759 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 634707 is about 796.6850067624. The cubic root of 634707 is about 85.9391583371.

The spelling of 634707 in words is "six hundred thirty-four thousand, seven hundred seven".