39749465 has 8 divisors (see below), whose sum is σ = 54513600. Its totient is φ = 27256752.

The previous prime is 39749443. The next prime is 39749473. The reversal of 39749465 is 56494793.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 39749465 - 2⁸ = 39749209 is a prime.

It is a Curzon number.

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, 567815 + ... + 567884.

It is an arithmetic number, because the mean of its divisors is an integer number (6814200).

Almost surely, 2^39749465 is an apocalyptic number.

39749465 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

39749465 is a deficient number, since it is larger than the sum of its proper divisors (14764135).

39749465 is a wasteful number, since it uses less digits than its factorization.

39749465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1135711.

The product of its digits is 816480, while the sum is 47.

The square root of 39749465 is about 6304.7176780566. The cubic root of 39749465 is about 341.2796787061.

The spelling of 39749465 in words is "thirty-nine million, seven hundred forty-nine thousand, four hundred sixty-five".