83427992 has 32 divisors (see below), whose sum is σ = 165926880. Its totient is φ = 39240960.

The previous prime is 83427991. The next prime is 83427997. The reversal of 83427992 is 29972438.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83427991) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 7508 + ... + 14940.

It is an arithmetic number, because the mean of its divisors is an integer number (5185215).

Almost surely, 2^83427992 is an apocalyptic number.

It is an amenable number.

83427992 is a deficient number, since it is larger than the sum of its proper divisors (82498888).

83427992 is a wasteful number, since it uses less digits than its factorization.

83427992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7523 (or 7519 counting only the distinct ones).

The product of its digits is 217728, while the sum is 44.

The square root of 83427992 is about 9133.8924889666. The cubic root of 83427992 is about 436.9555537116.

The spelling of 83427992 in words is "eighty-three million, four hundred twenty-seven thousand, nine hundred ninety-two".