2565184223 has 8 divisors (see below), whose sum is σ = 2932498080. Its totient is φ = 2198085120.

The previous prime is 2565184201. The next prime is 2565184277. The reversal of 2565184223 is 3224815652.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-2565184223 is a prime.

It is a super-2 number, since 2×2565184223² = 13160340195856227458, 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 (2565144223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27218 + ... + 76623.

It is an arithmetic number, because the mean of its divisors is an integer number (366562260).

Almost surely, 2^2565184223 is an apocalyptic number.

2565184223 is a deficient number, since it is larger than the sum of its proper divisors (367313857).

2565184223 is a wasteful number, since it uses less digits than its factorization.

2565184223 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107377.

The product of its digits is 115200, while the sum is 38.

The square root of 2565184223 is about 50647.6477538691. The cubic root of 2565184223 is about 1368.9035614344.

Adding to 2565184223 its reverse (3224815652), we get a palindrome (5789999875).

The spelling of 2565184223 in words is "two billion, five hundred sixty-five million, one hundred eighty-four thousand, two hundred twenty-three".