84091164 has 48 divisors (see below), whose sum is σ = 204078336. Its totient is φ = 26928000.

The previous prime is 84091159. The next prime is 84091177. The reversal of 84091164 is 46119048.

84091164 is digitally balanced in base 9, because in such base it contains all the possibile digits an equal number of times.

84091164 is strictly pandigital in base 9.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31689 + ... + 34239.

It is an arithmetic number, because the mean of its divisors is an integer number (4251632).

Almost surely, 2^84091164 is an apocalyptic number.

It is an amenable number.

84091164 is an abundant number, since it is smaller than the sum of its proper divisors (119987172).

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

84091164 is a wasteful number, since it uses less digits than its factorization.

84091164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2666 (or 2664 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 33.

The square root of 84091164 is about 9170.1234451887. The cubic root of 84091164 is about 438.1102910264.

It can be divided in two parts, 84091 and 164, that added together give a triangular number (84255 = T₄₁₀).

The spelling of 84091164 in words is "eighty-four million, ninety-one thousand, one hundred sixty-four".