2265479773 has 4 divisors (see below), whose sum is σ = 2265580800. Its totient is φ = 2265378748.

The previous prime is 2265479731. The next prime is 2265479833. The reversal of 2265479773 is 3779745622.

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, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2265479773 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2265479773.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265479873) 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, 115 + ... + 67312.

It is an arithmetic number, because the mean of its divisors is an integer number (566395200).

Almost surely, 2^2265479773 is an apocalyptic number.

It is an amenable number.

2265479773 is a deficient number, since it is larger than the sum of its proper divisors (101027).

2265479773 is an equidigital number, since it uses as much as digits as its factorization.

2265479773 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101026.

The product of its digits is 4445280, while the sum is 52.

The square root of 2265479773 is about 47597.0563480558. The cubic root of 2265479773 is about 1313.3689045238.

The spelling of 2265479773 in words is "two billion, two hundred sixty-five million, four hundred seventy-nine thousand, seven hundred seventy-three".