2259613 has 4 divisors (see below), whose sum is σ = 2378560. Its totient is φ = 2140668.

The previous prime is 2259601. The next prime is 2259629. The reversal of 2259613 is 3169522.

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 a cyclic number.

It is not a de Polignac number, because 2259613 - 2⁵ = 2259581 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2259643) 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, 59445 + ... + 59482.

It is an arithmetic number, because the mean of its divisors is an integer number (594640).

2^2259613 is an apocalyptic number.

It is an amenable number.

2259613 is a deficient number, since it is larger than the sum of its proper divisors (118947).

2259613 is a wasteful number, since it uses less digits than its factorization.

2259613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118946.

The product of its digits is 3240, while the sum is 28.

The square root of 2259613 is about 1503.2009180412. The cubic root of 2259613 is about 131.2234207705.

Subtracting 2259613 from its reverse (3169522), we obtain a palindrome (909909).

The spelling of 2259613 in words is "two million, two hundred fifty-nine thousand, six hundred thirteen".