44352140 has 24 divisors (see below), whose sum is σ = 106445472. Its totient is φ = 15206400.

The previous prime is 44352097. The next prime is 44352151. The reversal of 44352140 is 4125344.

It is a super-2 number, since 2×44352140² = 3934224645159200, which contains 22 as substring.

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, 158261 + ... + 158540.

It is an arithmetic number, because the mean of its divisors is an integer number (4435228).

Almost surely, 2^44352140 is an apocalyptic number.

It is an amenable number.

44352140 is an abundant number, since it is smaller than the sum of its proper divisors (62093332).

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

44352140 is a wasteful number, since it uses less digits than its factorization.

44352140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 316817 (or 316815 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 44352140 is about 6659.7402351743. The cubic root of 44352140 is about 353.9741328307.

Adding to 44352140 its reverse (4125344), we get a palindrome (48477484).

The spelling of 44352140 in words is "forty-four million, three hundred fifty-two thousand, one hundred forty".