39680403 has 16 divisors (see below), whose sum is σ = 62416896. Its totient is φ = 21942720.

The previous prime is 39680393. The next prime is 39680413. The reversal of 39680403 is 30408693.

It is an interprime number because it is at equal distance from previous prime (39680393) and next prime (39680413).

It is not a de Polignac number, because 39680403 - 2¹⁴ = 39664019 is a prime.

It is not an unprimeable number, because it can be changed into a prime (39680413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29826 + ... + 31127.

It is an arithmetic number, because the mean of its divisors is an integer number (3901056).

Almost surely, 2^39680403 is an apocalyptic number.

39680403 is a deficient number, since it is larger than the sum of its proper divisors (22736493).

39680403 is a wasteful number, since it uses less digits than its factorization.

39680403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60994.

The product of its (nonzero) digits is 15552, while the sum is 33.

The square root of 39680403 is about 6299.2382872852. The cubic root of 39680403 is about 341.0819140278.

The spelling of 39680403 in words is "thirty-nine million, six hundred eighty thousand, four hundred three".