632906 has 4 divisors (see below), whose sum is σ = 949362. Its totient is φ = 316452.

The previous prime is 632897. The next prime is 632911. The reversal of 632906 is 609236.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 625681 + 7225 = 791^2 + 85^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 158225 + ... + 158228.

2⁶³²⁹⁰⁶ is an apocalyptic number.

632906 is a deficient number, since it is larger than the sum of its proper divisors (316456).

632906 is a wasteful number, since it uses less digits than its factorization.

632906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316455.

The product of its (nonzero) digits is 1944, while the sum is 26.

The square root of 632906 is about 795.5538950945. The cubic root of 632906 is about 85.8577963598.

The spelling of 632906 in words is "six hundred thirty-two thousand, nine hundred six".