78332 has 6 divisors (see below), whose sum is σ = 137088. Its totient is φ = 39164.

The previous prime is 78317. The next prime is 78341. The reversal of 78332 is 23387.

It is a super-2 number, since 2×78332² = 12271804448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 78298 and 78307.

It is a congruent number.

It is an unprimeable number.

78332 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 as a sum of consecutive naturals, namely, 9788 + ... + 9795.

It is an arithmetic number, because the mean of its divisors is an integer number (22848).

2⁷⁸³³² is an apocalyptic number.

It is an amenable number.

78332 is a deficient number, since it is larger than the sum of its proper divisors (58756).

78332 is a wasteful number, since it uses less digits than its factorization.

78332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19587 (or 19585 counting only the distinct ones).

The product of its digits is 1008, while the sum is 23.

The square root of 78332 is about 279.8785450870. The cubic root of 78332 is about 42.7871216385.

Subtracting from 78332 its reverse (23387), we obtain a palindrome (54945).

The spelling of 78332 in words is "seventy-eight thousand, three hundred thirty-two".