84994428 has 24 divisors (see below), whose sum is σ = 198616320. Its totient is φ = 28289200.

The previous prime is 84994417. The next prime is 84994451. The reversal of 84994428 is 82449948.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3703 + ... + 13553.

It is an arithmetic number, because the mean of its divisors is an integer number (8275680).

Almost surely, 2^84994428 is an apocalyptic number.

It is an amenable number.

84994428 is an abundant number, since it is smaller than the sum of its proper divisors (113621892).

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

84994428 is a wasteful number, since it uses less digits than its factorization.

84994428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10577 (or 10575 counting only the distinct ones).

The product of its digits is 663552, while the sum is 48.

The square root of 84994428 is about 9219.2422682127. The cubic root of 84994428 is about 439.6733595020.

The spelling of 84994428 in words is "eighty-four million, nine hundred ninety-four thousand, four hundred twenty-eight".