84243792 has 40 divisors (see below), whose sum is σ = 218021760. Its totient is φ = 28030720.

The previous prime is 84243791. The next prime is 84243793. The reversal of 84243792 is 29734248.

It is an interprime number because it is at equal distance from previous prime (84243791) and next prime (84243793).

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 84243792.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84243791) 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, 33292 + ... + 35732.

It is an arithmetic number, because the mean of its divisors is an integer number (5450544).

Almost surely, 2^84243792 is an apocalyptic number.

It is an amenable number.

84243792 is an abundant number, since it is smaller than the sum of its proper divisors (133777968).

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

84243792 is a wasteful number, since it uses less digits than its factorization.

84243792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3171 (or 3165 counting only the distinct ones).

The product of its digits is 96768, while the sum is 39.

The square root of 84243792 is about 9178.4416978047. The cubic root of 84243792 is about 438.3751919558.

The spelling of 84243792 in words is "eighty-four million, two hundred forty-three thousand, seven hundred ninety-two".