2265620613 has 8 divisors (see below), whose sum is σ = 3027710400. Its totient is φ = 1506972288.

The previous prime is 2265620597. The next prime is 2265620653. The reversal of 2265620613 is 3160265622.

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

It is not a de Polignac number, because 2265620613 - 2⁴ = 2265620597 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2265620653) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 858828 + ... + 861461.

It is an arithmetic number, because the mean of its divisors is an integer number (378463800).

Almost surely, 2^2265620613 is an apocalyptic number.

It is an amenable number.

2265620613 is a deficient number, since it is larger than the sum of its proper divisors (762089787).

2265620613 is a wasteful number, since it uses less digits than its factorization.

2265620613 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1720731.

The product of its (nonzero) digits is 25920, while the sum is 33.

The square root of 2265620613 is about 47598.5358283214. The cubic root of 2265620613 is about 1313.3961203989.

The spelling of 2265620613 in words is "two billion, two hundred sixty-five million, six hundred twenty thousand, six hundred thirteen".