2038021604 has 24 divisors (see below), whose sum is σ = 3691220568. Its totient is φ = 983900160.

The previous prime is 2038021589. The next prime is 2038021619. The reversal of 2038021604 is 4061208302.

It is an interprime number because it is at equal distance from previous prime (2038021589) and next prime (2038021619).

It can be written as a sum of positive squares in 4 ways, for example, as 39037504 + 1998984100 = 6248^2 + 44710^2 .

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, 48149 + ... + 79964.

It is an arithmetic number, because the mean of its divisors is an integer number (153800857).

Almost surely, 2^2038021604 is an apocalyptic number.

It is an amenable number.

2038021604 is a deficient number, since it is larger than the sum of its proper divisors (1653198964).

2038021604 is a wasteful number, since it uses less digits than its factorization.

2038021604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128255 (or 128253 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 2038021604 is about 45144.4526381703. The cubic root of 2038021604 is about 1267.8550197961.

Adding to 2038021604 its reverse (4061208302), we get a palindrome (6099229906).

The spelling of 2038021604 in words is "two billion, thirty-eight million, twenty-one thousand, six hundred four".