40444304 has 20 divisors (see below), whose sum is σ = 81768576. Its totient is φ = 19342752.

The previous prime is 40444303. The next prime is 40444307. The reversal of 40444304 is 40344404.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a self number, because there is not a number n which added to its sum of digits gives 40444304.

It is not an unprimeable number, because it can be changed into a prime (40444301) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 54584 + ... + 55319.

Almost surely, 2^40444304 is an apocalyptic number.

It is an amenable number.

40444304 is an abundant number, since it is smaller than the sum of its proper divisors (41324272).

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

40444304 is a wasteful number, since it uses less digits than its factorization.

40444304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109934 (or 109928 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 23.

The square root of 40444304 is about 6359.5836341698. The cubic root of 40444304 is about 343.2567783147.

Adding to 40444304 its reverse (40344404), we get a palindrome (80788708).

The spelling of 40444304 in words is "forty million, four hundred forty-four thousand, three hundred four".