84090292 has 24 divisors (see below), whose sum is σ = 172886112. Its totient is φ = 35282400.

The previous prime is 84090289. The next prime is 84090311. The reversal of 84090292 is 29209048.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72934 + ... + 74077.

It is an arithmetic number, because the mean of its divisors is an integer number (7203588).

Almost surely, 2^84090292 is an apocalyptic number.

It is an amenable number.

84090292 is an abundant number, since it is smaller than the sum of its proper divisors (88795820).

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

84090292 is a wasteful number, since it uses less digits than its factorization.

84090292 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147039 (or 147037 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 34.

The square root of 84090292 is about 9170.0758993587. The cubic root of 84090292 is about 438.1087766640.

The spelling of 84090292 in words is "eighty-four million, ninety thousand, two hundred ninety-two".