84994056 has 128 divisors (see below), whose sum is σ = 274176000. Its totient is φ = 23893056.

The previous prime is 84994051. The next prime is 84994073. The reversal of 84994056 is 65049948.

It is a happy number.

It is a super-4 number, since 4×84994056⁴ (a number of 33 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (84994051) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 100885 + ... + 101723.

It is an arithmetic number, because the mean of its divisors is an integer number (2142000).

Almost surely, 2^84994056 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 84994056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (137088000).

84994056 is an abundant number, since it is smaller than the sum of its proper divisors (189181944).

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

84994056 is a wasteful number, since it uses less digits than its factorization.

84994056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 928 (or 918 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 45.

The square root of 84994056 is about 9219.2220929968. Note that the first 3 decimals coincide. The cubic root of 84994056 is about 439.6727180532.

The spelling of 84994056 in words is "eighty-four million, nine hundred ninety-four thousand, fifty-six".