44412140 has 24 divisors (see below), whose sum is σ = 93397920. Its totient is φ = 17739648.

The previous prime is 44412131. The next prime is 44412197. The reversal of 44412140 is 4121444.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (20).

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, 20216 + ... + 22304.

It is an arithmetic number, because the mean of its divisors is an integer number (3891580).

Almost surely, 2^44412140 is an apocalyptic number.

It is an amenable number.

44412140 is an abundant number, since it is smaller than the sum of its proper divisors (48985780).

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

44412140 is a wasteful number, since it uses less digits than its factorization.

44412140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3161 (or 3159 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 20.

The square root of 44412140 is about 6664.2433929142. The cubic root of 44412140 is about 354.1336807726.

Adding to 44412140 its reverse (4121444), we get a palindrome (48533584).

It can be divided in two parts, 4 and 4412140, that added together give a palindrome (4412144).

The spelling of 44412140 in words is "forty-four million, four hundred twelve thousand, one hundred forty".