84999994 has 8 divisors (see below), whose sum is σ = 128263968. Its totient is φ = 42245340.

The previous prime is 84999979. The next prime is 85000007. The reversal of 84999994 is 49999948.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 126912 + ... + 127579.

It is an arithmetic number, because the mean of its divisors is an integer number (16032996).

Almost surely, 2^84999994 is an apocalyptic number.

84999994 is a deficient number, since it is larger than the sum of its proper divisors (43263974).

84999994 is a wasteful number, since it uses less digits than its factorization.

84999994 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 254660.

The product of its digits is 7558272, while the sum is 61.

The square root of 84999994 is about 9219.5441318972. The cubic root of 84999994 is about 439.6829568703.

The spelling of 84999994 in words is "eighty-four million, nine hundred ninety-nine thousand, nine hundred ninety-four".