2764489269 has 4 divisors (see below), whose sum is σ = 3685985696. Its totient is φ = 1842992844.

The previous prime is 2764489237. The next prime is 2764489271. The reversal of 2764489269 is 9629844672.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2764489269 - 2⁵ = 2764489237 is a prime.

It is a super-2 number, since 2×2764489269² = 15284801836832308722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2764489219) 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, 460748209 + ... + 460748214.

It is an arithmetic number, because the mean of its divisors is an integer number (921496424).

Almost surely, 2^2764489269 is an apocalyptic number.

It is an amenable number.

2764489269 is a deficient number, since it is larger than the sum of its proper divisors (921496427).

2764489269 is an equidigital number, since it uses as much as digits as its factorization.

2764489269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921496426.

The product of its digits is 10450944, while the sum is 57.

The square root of 2764489269 is about 52578.4106739639. The cubic root of 2764489269 is about 1403.4759323401.

The spelling of 2764489269 in words is "two billion, seven hundred sixty-four million, four hundred eighty-nine thousand, two hundred sixty-nine".