2269491793 has 2 divisors, whose sum is σ = 2269491794. Its totient is φ = 2269491792.

The previous prime is 2269491779. The next prime is 2269491821. The reversal of 2269491793 is 3971949622.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1576328209 + 693163584 = 39703^2 + 26328^2 .

It is a cyclic number.

It is not a de Polignac number, because 2269491793 - 2⁵ = 2269491761 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2269491793.

It is not a weakly prime, because it can be changed into another prime (2269491713) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1134745896 + 1134745897.

It is an arithmetic number, because the mean of its divisors is an integer number (1134745897).

Almost surely, 2^2269491793 is an apocalyptic number.

It is an amenable number.

2269491793 is a deficient number, since it is larger than the sum of its proper divisors (1).

2269491793 is an equidigital number, since it uses as much as digits as its factorization.

2269491793 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1469664, while the sum is 52.

The square root of 2269491793 is about 47639.1833788112. The cubic root of 2269491793 is about 1314.1437447913.

The spelling of 2269491793 in words is "two billion, two hundred sixty-nine million, four hundred ninety-one thousand, seven hundred ninety-three".