84214992 has 80 divisors (see below), whose sum is σ = 231413760. Its totient is φ = 26315136.

The previous prime is 84214981. The next prime is 84214993. The reversal of 84214992 is 29941248.

It is a self number, because there is not a number n which added to its sum of digits gives 84214992.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84214993) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97153 + ... + 98015.

It is an arithmetic number, because the mean of its divisors is an integer number (2892672).

Almost surely, 2^84214992 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 84214992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115706880).

84214992 is an abundant number, since it is smaller than the sum of its proper divisors (147198768).

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

84214992 is a wasteful number, since it uses less digits than its factorization.

84214992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1000 (or 994 counting only the distinct ones).

The product of its digits is 41472, while the sum is 39.

The square root of 84214992 is about 9176.8726699241. The cubic root of 84214992 is about 438.3252312240.

The spelling of 84214992 in words is "eighty-four million, two hundred fourteen thousand, nine hundred ninety-two".