2264138923 has 4 divisors (see below), whose sum is σ = 2264236480. Its totient is φ = 2264041368.

The previous prime is 2264138911. The next prime is 2264138963. The reversal of 2264138923 is 3298314622.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 2264138923 - 2¹³ = 2264130731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2264138963) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8293 + ... + 67801.

It is an arithmetic number, because the mean of its divisors is an integer number (566059120).

Almost surely, 2^2264138923 is an apocalyptic number.

2264138923 is a deficient number, since it is larger than the sum of its proper divisors (97557).

2264138923 is an equidigital number, since it uses as much as digits as its factorization.

2264138923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97556.

The product of its digits is 124416, while the sum is 40.

The square root of 2264138923 is about 47582.9688333967. The cubic root of 2264138923 is about 1313.1097426074.

The spelling of 2264138923 in words is "two billion, two hundred sixty-four million, one hundred thirty-eight thousand, nine hundred twenty-three".