4090164 has 48 divisors (see below), whose sum is σ = 10405248. Its totient is φ = 1243008.

The previous prime is 4090153. The next prime is 4090193. The reversal of 4090164 is 4610904.

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, 24409 + ... + 24575.

It is an arithmetic number, because the mean of its divisors is an integer number (216776).

Almost surely, 2^4090164 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 4090164, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5202624).

4090164 is an abundant number, since it is smaller than the sum of its proper divisors (6315084).

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

4090164 is a wasteful number, since it uses less digits than its factorization.

4090164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344 (or 342 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 4090164 is about 2022.4153875997. The cubic root of 4090164 is about 159.9239742980.

The spelling of 4090164 in words is "four million, ninety thousand, one hundred sixty-four".