286432 has 12 divisors (see below), whose sum is σ = 563976. Its totient is φ = 143200.

The previous prime is 286427. The next prime is 286453. The reversal of 286432 is 234682.

It is a happy 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 junction number, because it is equal to n+sod(n) for n = 286397 and 286406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4444 + ... + 4507.

It is an arithmetic number, because the mean of its divisors is an integer number (46998).

2²⁸⁶⁴³² is an apocalyptic number.

It is an amenable number.

286432 is a deficient number, since it is larger than the sum of its proper divisors (277544).

286432 is an equidigital number, since it uses as much as digits as its factorization.

286432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8961 (or 8953 counting only the distinct ones).

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

The square root of 286432 is about 535.1934229790. The cubic root of 286432 is about 65.9184790864.

The spelling of 286432 in words is "two hundred eighty-six thousand, four hundred thirty-two".