432628 has 12 divisors (see below), whose sum is σ = 865312. Its totient is φ = 185400.

The previous prime is 432613. The next prime is 432631. The reversal of 432628 is 826234.

It is a happy number.

432628 is an admirable number.

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 a congruent number.

It is an unprimeable number.

432628 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7698 + ... + 7753.

2⁴³²⁶²⁸ is an apocalyptic number.

It is an amenable number.

432628 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

432628 is a wasteful number, since it uses less digits than its factorization.

432628 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15462 (or 15460 counting only the distinct ones).

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

The square root of 432628 is about 657.7446312970. The cubic root of 432628 is about 75.6318762957.

The spelling of 432628 in words is "four hundred thirty-two thousand, six hundred twenty-eight".