2235079138 has 4 divisors (see below), whose sum is σ = 3352618710. Its totient is φ = 1117539568.

The previous prime is 2235079129. The next prime is 2235079177. The reversal of 2235079138 is 8319705322.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 2204020809 + 31058329 = 46947^2 + 5573^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 2235079138.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 558769783 + ... + 558769786.

Almost surely, 2^2235079138 is an apocalyptic number.

2235079138 is a deficient number, since it is larger than the sum of its proper divisors (1117539572).

2235079138 is a wasteful number, since it uses less digits than its factorization.

2235079138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1117539571.

The product of its (nonzero) digits is 90720, while the sum is 40.

The square root of 2235079138 is about 47276.6235892539. The cubic root of 2235079138 is about 1307.4676986416.

The spelling of 2235079138 in words is "two billion, two hundred thirty-five million, seventy-nine thousand, one hundred thirty-eight".