2259747923 has 16 divisors (see below), whose sum is σ = 2354695392. Its totient is φ = 2166912000.

The previous prime is 2259747877. The next prime is 2259747949. The reversal of 2259747923 is 3297479522.

It is a cyclic number.

It is not a de Polignac number, because 2259747923 - 2⁶ = 2259747859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2259747983) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 989543 + ... + 991823.

It is an arithmetic number, because the mean of its divisors is an integer number (147168462).

Almost surely, 2^2259747923 is an apocalyptic number.

2259747923 is a deficient number, since it is larger than the sum of its proper divisors (94947469).

2259747923 is a wasteful number, since it uses less digits than its factorization.

2259747923 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726.

The product of its digits is 1905120, while the sum is 50.

The square root of 2259747923 is about 47536.8059823123. The cubic root of 2259747923 is about 1312.2603253122.

The spelling of 2259747923 in words is "two billion, two hundred fifty-nine million, seven hundred forty-seven thousand, nine hundred twenty-three".