39444130 has 32 divisors (see below), whose sum is σ = 77770368. Its totient is φ = 14284800.

The previous prime is 39444113. The next prime is 39444143. The reversal of 39444130 is 3144493.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33634 + ... + 34786.

It is an arithmetic number, because the mean of its divisors is an integer number (2430324).

Almost surely, 2^39444130 is an apocalyptic number.

39444130 is a deficient number, since it is larger than the sum of its proper divisors (38326238).

39444130 is a wasteful number, since it uses less digits than its factorization.

39444130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1482.

The product of its (nonzero) digits is 5184, while the sum is 28.

The square root of 39444130 is about 6280.4561936216. The cubic root of 39444130 is about 340.4035864895.

The spelling of 39444130 in words is "thirty-nine million, four hundred forty-four thousand, one hundred thirty".