84140292 has 24 divisors (see below), whose sum is σ = 196612416. Its totient is φ = 28006048.

The previous prime is 84140291. The next prime is 84140297. The reversal of 84140292 is 29204148.

It is not an unprimeable number, because it can be changed into a prime (84140291) 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, 4198 + ... + 13634.

It is an arithmetic number, because the mean of its divisors is an integer number (8192184).

Almost surely, 2^84140292 is an apocalyptic number.

It is an amenable number.

84140292 is an abundant number, since it is smaller than the sum of its proper divisors (112472124).

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

84140292 is a wasteful number, since it uses less digits than its factorization.

84140292 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10187 (or 10185 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 30.

The square root of 84140292 is about 9172.8017530087. The cubic root of 84140292 is about 438.1955924668.

The spelling of 84140292 in words is "eighty-four million, one hundred forty thousand, two hundred ninety-two".