40044444 has 24 divisors (see below), whose sum is σ = 101931648. Its totient is φ = 12134640.

The previous prime is 40044439. The next prime is 40044451. The reversal of 40044444 is 44444004.

40044444 is a modest number, since divided by 4444 gives 4004 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151552 + ... + 151815.

It is an arithmetic number, because the mean of its divisors is an integer number (4247152).

Almost surely, 2^40044444 is an apocalyptic number.

40044444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

40044444 is an abundant number, since it is smaller than the sum of its proper divisors (61887204).

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

40044444 is a wasteful number, since it uses less digits than its factorization.

40044444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 303385 (or 303383 counting only the distinct ones).

The product of its (nonzero) digits is 4096, while the sum is 24.

The square root of 40044444 is about 6328.0679515947. The cubic root of 40044444 is about 342.1218060706.

Adding to 40044444 its reverse (44444004), we get a palindrome (84488448).

It can be divided in two parts, 4004 and 4444, that added together give a palindrome (8448).

The spelling of 40044444 in words is "forty million, forty-four thousand, four hundred forty-four".