2938235823 has 32 divisors (see below), whose sum is σ = 4475877120. Its totient is φ = 1903629600.

The previous prime is 2938235819. The next prime is 2938235837. The reversal of 2938235823 is 3285328392.

2938235823 is a `hidden beast` number, since 293 + 8 + 2 + 358 + 2 + 3 = 666.

It is not a de Polignac number, because 2938235823 - 2² = 2938235819 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2938235803) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1448536 + ... + 1450562.

It is an arithmetic number, because the mean of its divisors is an integer number (139871160).

Almost surely, 2^2938235823 is an apocalyptic number.

2938235823 is a deficient number, since it is larger than the sum of its proper divisors (1537641297).

2938235823 is a wasteful number, since it uses less digits than its factorization.

2938235823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3524 (or 3518 counting only the distinct ones).

The product of its digits is 622080, while the sum is 45.

The square root of 2938235823 is about 54205.4962434622. The cubic root of 2938235823 is about 1432.2831512988.

The spelling of 2938235823 in words is "two billion, nine hundred thirty-eight million, two hundred thirty-five thousand, eight hundred twenty-three".