39750099 has 8 divisors (see below), whose sum is σ = 54432720. Its totient is φ = 25783776.

The previous prime is 39750059. The next prime is 39750119. The reversal of 39750099 is 99005793.

It is a happy number.

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

It is not a de Polignac number, because 39750099 - 2⁷ = 39749971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 39750099.

It is not an unprimeable number, because it can be changed into a prime (39750019) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 178944 + ... + 179165.

It is an arithmetic number, because the mean of its divisors is an integer number (6804090).

Almost surely, 2^39750099 is an apocalyptic number.

39750099 is a deficient number, since it is larger than the sum of its proper divisors (14682621).

39750099 is a wasteful number, since it uses less digits than its factorization.

39750099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 358149.

The product of its (nonzero) digits is 76545, while the sum is 42.

The square root of 39750099 is about 6304.7679576651. The cubic root of 39750099 is about 341.2814931554.

The spelling of 39750099 in words is "thirty-nine million, seven hundred fifty thousand, ninety-nine".