632428 has 12 divisors (see below), whose sum is σ = 1113280. Its totient is φ = 314352.

The previous prime is 632393. The next prime is 632447. The reversal of 632428 is 824236.

It is a happy number.

632428 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an unprimeable number.

632428 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 538 + ... + 1246.

2⁶³²⁴²⁸ is an apocalyptic number.

It is an amenable number.

632428 is a deficient number, since it is larger than the sum of its proper divisors (480852).

632428 is a wasteful number, since it uses less digits than its factorization.

632428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 936 (or 934 counting only the distinct ones).

The product of its digits is 2304, while the sum is 25.

The square root of 632428 is about 795.2534187289. The cubic root of 632428 is about 85.8361763179.

The spelling of 632428 in words is "six hundred thirty-two thousand, four hundred twenty-eight".