4442404140 has 72 divisors (see below), whose sum is σ = 13487514768. Its totient is φ = 1183566720.

The previous prime is 4442404133. The next prime is 4442404151. The reversal of 4442404140 is 414042444.

4442404140 is a `hidden beast` number, since 4 + 4 + 4 + 240 + 414 + 0 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 198730 + ... + 219950.

It is an arithmetic number, because the mean of its divisors is an integer number (187326594).

Almost surely, 2^4442404140 is an apocalyptic number.

It is an amenable number.

4442404140 is an abundant number, since it is smaller than the sum of its proper divisors (9045110628).

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

4442404140 is a wasteful number, since it uses less digits than its factorization.

4442404140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22399 (or 22394 counting only the distinct ones).

The product of its (nonzero) digits is 8192, while the sum is 27.

The square root of 4442404140 is about 66651.3626267310. The cubic root of 4442404140 is about 1643.8897532052.

Adding to 4442404140 its reverse (414042444), we get a palindrome (4856446584).

The spelling of 4442404140 in words is "four billion, four hundred forty-two million, four hundred four thousand, one hundred forty".