84974856 has 16 divisors (see below), whose sum is σ = 212437200. Its totient is φ = 28324944.

The previous prime is 84974839. The next prime is 84974863. The reversal of 84974856 is 65847948.

It is a junction number, because it is equal to n+sod(n) for n = 84974799 and 84974808.

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, 1770286 + ... + 1770333.

It is an arithmetic number, because the mean of its divisors is an integer number (13277325).

Almost surely, 2^84974856 is an apocalyptic number.

It is an amenable number.

84974856 is an abundant number, since it is smaller than the sum of its proper divisors (127462344).

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

84974856 is a wasteful number, since it uses less digits than its factorization.

84974856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3540628 (or 3540624 counting only the distinct ones).

The product of its digits is 1935360, while the sum is 51.

The square root of 84974856 is about 9218.1807315761. The cubic root of 84974856 is about 439.6396084754.

The spelling of 84974856 in words is "eighty-four million, nine hundred seventy-four thousand, eight hundred fifty-six".