84670806 has 32 divisors (see below), whose sum is σ = 187773696. Its totient is φ = 25236000.

The previous prime is 84670801. The next prime is 84670811. The reversal of 84670806 is 60807648.

It is an interprime number because it is at equal distance from previous prime (84670801) and next prime (84670811).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84670801) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6490 + ... + 14541.

It is an arithmetic number, because the mean of its divisors is an integer number (5867928).

Almost surely, 2^84670806 is an apocalyptic number.

84670806 is an abundant number, since it is smaller than the sum of its proper divisors (103102890).

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

84670806 is a wasteful number, since it uses less digits than its factorization.

84670806 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21108.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 84670806 is about 9201.6740868170. The cubic root of 84670806 is about 439.1146211289.

The spelling of 84670806 in words is "eighty-four million, six hundred seventy thousand, eight hundred six".