84993388 has 12 divisors (see below), whose sum is σ = 149123520. Its totient is φ = 42386672.

The previous prime is 84993383. The next prime is 84993401. The reversal of 84993388 is 88339948.

It is not an unprimeable number, because it can be changed into a prime (84993383) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25756 + ... + 28867.

It is an arithmetic number, because the mean of its divisors is an integer number (12426960).

Almost surely, 2^84993388 is an apocalyptic number.

It is an amenable number.

84993388 is a deficient number, since it is larger than the sum of its proper divisors (64130132).

84993388 is a wasteful number, since it uses less digits than its factorization.

84993388 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55016 (or 55014 counting only the distinct ones).

The product of its digits is 1492992, while the sum is 52.

The square root of 84993388 is about 9219.1858642724. The cubic root of 84993388 is about 439.6715661995.

The spelling of 84993388 in words is "eighty-four million, nine hundred ninety-three thousand, three hundred eighty-eight".