84316870 has 32 divisors (see below), whose sum is σ = 174286080. Its totient is φ = 29046240.

The previous prime is 84316867. The next prime is 84316877. The reversal of 84316870 is 7861348.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84316877) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18082 + ... + 22261.

It is an arithmetic number, because the mean of its divisors is an integer number (5446440).

Almost surely, 2^84316870 is an apocalyptic number.

84316870 is an abundant number, since it is smaller than the sum of its proper divisors (89969210).

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

84316870 is a wasteful number, since it uses less digits than its factorization.

84316870 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40380.

The product of its (nonzero) digits is 32256, while the sum is 37.

The square root of 84316870 is about 9182.4217938407. The cubic root of 84316870 is about 438.5019127614.

The spelling of 84316870 in words is "eighty-four million, three hundred sixteen thousand, eight hundred seventy".