83923164 has 72 divisors (see below), whose sum is σ = 230808032. Its totient is φ = 25557120.

The previous prime is 83923157. The next prime is 83923183. The reversal of 83923164 is 46132938.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47334 + ... + 49074.

Almost surely, 2^83923164 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 83923164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115404016).

83923164 is an abundant number, since it is smaller than the sum of its proper divisors (146884868).

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

83923164 is a wasteful number, since it uses less digits than its factorization.

83923164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1867 (or 1862 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 83923164 is about 9160.9586834567. The cubic root of 83923164 is about 437.8183396290.

The spelling of 83923164 in words is "eighty-three million, nine hundred twenty-three thousand, one hundred sixty-four".