20039675 has 12 divisors (see below), whose sum is σ = 25034856. Its totient is φ = 15912000.

The previous prime is 20039641. The next prime is 20039687. The reversal of 20039675 is 57693002.

It is not a de Polignac number, because 20039675 - 2¹⁰ = 20038651 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 500 + ... + 6350.

It is an arithmetic number, because the mean of its divisors is an integer number (2086238).

Almost surely, 2^20039675 is an apocalyptic number.

20039675 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

20039675 is a deficient number, since it is larger than the sum of its proper divisors (4995181).

20039675 is a wasteful number, since it uses less digits than its factorization.

20039675 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5998 (or 5993 counting only the distinct ones).

The product of its (nonzero) digits is 11340, while the sum is 32.

The square root of 20039675 is about 4476.5695571498. The cubic root of 20039675 is about 271.6211339667.

The spelling of 20039675 in words is "twenty million, thirty-nine thousand, six hundred seventy-five".