44190 has 24 divisors (see below), whose sum is σ = 115128. Its totient is φ = 11760.

The previous prime is 44189. The next prime is 44201. The reversal of 44190 is 9144.

44190 = 92² + 93² + ... + 96².

It is a super-2 number, since 2×44190² = 3905512200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a nialpdrome in base 9.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 44190.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 156 + ... + 335.

It is an arithmetic number, because the mean of its divisors is an integer number (4797).

2⁴⁴¹⁹⁰ is an apocalyptic number.

44190 is an abundant number, since it is smaller than the sum of its proper divisors (70938).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57564).

44190 is a wasteful number, since it uses less digits than its factorization.

44190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 504 (or 501 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 44190 is about 210.2141764963. The cubic root of 44190 is about 35.3542260045.

The spelling of 44190 in words is "forty-four thousand, one hundred ninety".