84913904 has 20 divisors (see below), whose sum is σ = 164687376. Its totient is φ = 42413952.

The previous prime is 84913903. The next prime is 84913909. The reversal of 84913904 is 40931948.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84913903) 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, 18812 + ... + 22884.

Almost surely, 2^84913904 is an apocalyptic number.

It is an amenable number.

84913904 is a deficient number, since it is larger than the sum of its proper divisors (79773472).

84913904 is a wasteful number, since it uses less digits than its factorization.

84913904 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5384 (or 5378 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 38.

The square root of 84913904 is about 9214.8740631655. The cubic root of 84913904 is about 439.5344663023.

The spelling of 84913904 in words is "eighty-four million, nine hundred thirteen thousand, nine hundred four".