83312492 has 24 divisors (see below), whose sum is σ = 157219440. Its totient is φ = 38499840.

The previous prime is 83312443. The next prime is 83312497. The reversal of 83312492 is 29421338.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (83312497) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10253 + ... + 16484.

It is an arithmetic number, because the mean of its divisors is an integer number (6550810).

Almost surely, 2^83312492 is an apocalyptic number.

83312492 is a gapful number since it is divisible by the number (82) formed by its first and last digit.

It is an amenable number.

83312492 is a deficient number, since it is larger than the sum of its proper divisors (73906948).

83312492 is a wasteful number, since it uses less digits than its factorization.

83312492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26801 (or 26799 counting only the distinct ones).

The product of its digits is 10368, while the sum is 32.

The square root of 83312492 is about 9127.5676935315. The cubic root of 83312492 is about 436.7538161688.

The spelling of 83312492 in words is "eighty-three million, three hundred twelve thousand, four hundred ninety-two".