84945774 has 16 divisors (see below), whose sum is σ = 170060112. Its totient is φ = 28287168.

The previous prime is 84945767. The next prime is 84945799. The reversal of 84945774 is 47754948.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 82 + ... + 13034.

It is an arithmetic number, because the mean of its divisors is an integer number (10628757).

Almost surely, 2^84945774 is an apocalyptic number.

84945774 is an abundant number, since it is smaller than the sum of its proper divisors (85114338).

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

84945774 is a wasteful number, since it uses less digits than its factorization.

84945774 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14051.

The product of its digits is 1128960, while the sum is 48.

The square root of 84945774 is about 9216.6031703660. The cubic root of 84945774 is about 439.5894483121.

The spelling of 84945774 in words is "eighty-four million, nine hundred forty-five thousand, seven hundred seventy-four".