39680435 has 8 divisors (see below), whose sum is σ = 47695776. Its totient is φ = 31691520.

The previous prime is 39680429. The next prime is 39680437. The reversal of 39680435 is 53408693.

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

It is not a de Polignac number, because 39680435 - 2²² = 35486131 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (39680437) 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, 3134 + ... + 9443.

It is an arithmetic number, because the mean of its divisors is an integer number (5961972).

Almost surely, 2^39680435 is an apocalyptic number.

39680435 is a deficient number, since it is larger than the sum of its proper divisors (8015341).

39680435 is a wasteful number, since it uses less digits than its factorization.

39680435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13213.

The product of its (nonzero) digits is 77760, while the sum is 38.

The square root of 39680435 is about 6299.2408272743. The cubic root of 39680435 is about 341.0820057156.

The spelling of 39680435 in words is "thirty-nine million, six hundred eighty thousand, four hundred thirty-five".