2264395391 has 4 divisors (see below), whose sum is σ = 2281680984. Its totient is φ = 2247109800.

The previous prime is 2264395369. The next prime is 2264395409. The reversal of 2264395391 is 1935934622.

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

It is a cyclic number.

It is not a de Polignac number, because 2264395391 - 2⁶ = 2264395327 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2264395591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8642600 + ... + 8642861.

It is an arithmetic number, because the mean of its divisors is an integer number (570420246).

Almost surely, 2^2264395391 is an apocalyptic number.

2264395391 is a deficient number, since it is larger than the sum of its proper divisors (17285593).

2264395391 is a wasteful number, since it uses less digits than its factorization.

2264395391 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17285592.

The product of its digits is 349920, while the sum is 44.

The square root of 2264395391 is about 47585.6637129293. The cubic root of 2264395391 is about 1313.1593211192.

The spelling of 2264395391 in words is "two billion, two hundred sixty-four million, three hundred ninety-five thousand, three hundred ninety-one".