84539674 has 16 divisors (see below), whose sum is σ = 140107968. Its totient is φ = 38053312.

The previous prime is 84539659. The next prime is 84539681. The reversal of 84539674 is 47693548.

It is a Harshad number since it is a multiple of its sum of digits (46).

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, 53272 + ... + 54835.

It is an arithmetic number, because the mean of its divisors is an integer number (8756748).

Almost surely, 2^84539674 is an apocalyptic number.

84539674 is a deficient number, since it is larger than the sum of its proper divisors (55568294).

84539674 is a wasteful number, since it uses less digits than its factorization.

84539674 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108149.

The product of its digits is 725760, while the sum is 46.

The square root of 84539674 is about 9194.5458832941. The cubic root of 84539674 is about 438.8878143813.

The spelling of 84539674 in words is "eighty-four million, five hundred thirty-nine thousand, six hundred seventy-four".