20038694 has 16 divisors (see below), whose sum is σ = 32480448. Its totient is φ = 9217152.

The previous prime is 20038687. The next prime is 20038723. The reversal of 20038694 is 49683002.

It is a self number, because there is not a number n which added to its sum of digits gives 20038694.

It is a congruent 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, 7619 + ... + 9905.

It is an arithmetic number, because the mean of its divisors is an integer number (2030028).

Almost surely, 2^20038694 is an apocalyptic number.

20038694 is a deficient number, since it is larger than the sum of its proper divisors (12441754).

20038694 is a wasteful number, since it uses less digits than its factorization.

20038694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2639.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 20038694 is about 4476.4599853009. The cubic root of 20038694 is about 271.6167016812.

The spelling of 20038694 in words is "twenty million, thirty-eight thousand, six hundred ninety-four".