84856806 has 24 divisors (see below), whose sum is σ = 186377880. Its totient is φ = 27897696.

The previous prime is 84856801. The next prime is 84856829. The reversal of 84856806 is 60865848.

84856806 is a `hidden beast` number, since 84 + 8 + 568 + 0 + 6 = 666.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84856801) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30976 + ... + 33603.

It is an arithmetic number, because the mean of its divisors is an integer number (7765745).

Almost surely, 2^84856806 is an apocalyptic number.

84856806 is an abundant number, since it is smaller than the sum of its proper divisors (101521074).

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

84856806 is a wasteful number, since it uses less digits than its factorization.

84856806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64660 (or 64657 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 45.

The square root of 84856806 is about 9211.7753989120. The cubic root of 84856806 is about 439.4359266245.

The spelling of 84856806 in words is "eighty-four million, eight hundred fifty-six thousand, eight hundred six".