44160090 has 64 divisors (see below), whose sum is σ = 114912000. Its totient is φ = 10796544.

The previous prime is 44160073. The next prime is 44160091. The reversal of 44160090 is 9006144.

It is a super-2 number, since 2×44160090² = 3900227097616200, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 44160090.

It is not an unprimeable number, because it can be changed into a prime (44160091) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77326 + ... + 77894.

It is an arithmetic number, because the mean of its divisors is an integer number (1795500).

Almost surely, 2^44160090 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44160090, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (57456000).

44160090 is an abundant number, since it is smaller than the sum of its proper divisors (70751910).

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

44160090 is a wasteful number, since it uses less digits than its factorization.

44160090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 791.

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

The square root of 44160090 is about 6645.3058620352. The cubic root of 44160090 is about 353.4624770198.

The spelling of 44160090 in words is "forty-four million, one hundred sixty thousand, ninety".