39744441 has 24 divisors (see below), whose sum is σ = 62932896. Its totient is φ = 23970240.

The previous prime is 39744433. The next prime is 39744443. The reversal of 39744441 is 14444793.

It is not a de Polignac number, because 39744441 - 2³ = 39744433 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 39744396 and 39744405.

It is not an unprimeable number, because it can be changed into a prime (39744443) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22206 + ... + 23928.

It is an arithmetic number, because the mean of its divisors is an integer number (2622204).

Almost surely, 2^39744441 is an apocalyptic number.

It is an amenable number.

39744441 is a deficient number, since it is larger than the sum of its proper divisors (23188455).

39744441 is a wasteful number, since it uses less digits than its factorization.

39744441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1973 (or 1970 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 39744441 is about 6304.3192336683. The cubic root of 39744441 is about 341.2652998011.

The spelling of 39744441 in words is "thirty-nine million, seven hundred forty-four thousand, four hundred forty-one".