84298920 has 192 divisors, whose sum is σ = 283124160. Its totient is φ = 19998720.

The previous prime is 84298919. The next prime is 84298957. The reversal of 84298920 is 2989248.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1960419 + ... + 1960461.

It is an arithmetic number, because the mean of its divisors is an integer number (1474605).

Almost surely, 2^84298920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 84298920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141562080).

84298920 is an abundant number, since it is smaller than the sum of its proper divisors (198825240).

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

84298920 is a wasteful number, since it uses less digits than its factorization.

84298920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 101 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 42.

The square root of 84298920 is about 9181.4443308229. Note that the first 3 decimals coincide. The cubic root of 84298920 is about 438.4707933743.

The spelling of 84298920 in words is "eighty-four million, two hundred ninety-eight thousand, nine hundred twenty".