39242744 has 16 divisors (see below), whose sum is σ = 75146400. Its totient is φ = 19203712.

The previous prime is 39242741. The next prime is 39242747. The reversal of 39242744 is 44724293.

It is an interprime number because it is at equal distance from previous prime (39242741) and next prime (39242747).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39242741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51809 + ... + 52560.

It is an arithmetic number, because the mean of its divisors is an integer number (4696650).

Almost surely, 2^39242744 is an apocalyptic number.

It is an amenable number.

39242744 is a deficient number, since it is larger than the sum of its proper divisors (35903656).

39242744 is a wasteful number, since it uses less digits than its factorization.

39242744 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104422 (or 104418 counting only the distinct ones).

The product of its digits is 48384, while the sum is 35.

The square root of 39242744 is about 6264.4029244614. The cubic root of 39242744 is about 339.8232760944.

The spelling of 39242744 in words is "thirty-nine million, two hundred forty-two thousand, seven hundred forty-four".