40160244 has 48 divisors (see below), whose sum is σ = 99590400. Its totient is φ = 12571776.

The previous prime is 40160201. The next prime is 40160249. The reversal of 40160244 is 44206104.

It is a super-2 number, since 2×40160244² = 3225690396279072, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 40160244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40160249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11317 + ... + 14435.

It is an arithmetic number, because the mean of its divisors is an integer number (2074800).

Almost surely, 2^40160244 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 40160244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49795200).

40160244 is an abundant number, since it is smaller than the sum of its proper divisors (59430156).

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

40160244 is a wasteful number, since it uses less digits than its factorization.

40160244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3192 (or 3190 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 40160244 is about 6337.2110585020. The cubic root of 40160244 is about 342.4512698178.

Adding to 40160244 its reverse (44206104), we get a palindrome (84366348).

It can be divided in two parts, 40160 and 244, that added together give a palindrome (40404).

The spelling of 40160244 in words is "forty million, one hundred sixty thousand, two hundred forty-four".