2259261 has 12 divisors (see below), whose sum is σ = 3276988. Its totient is φ = 1499904.

The previous prime is 2259241. The next prime is 2259281. The reversal of 2259261 is 1629522.

It is an interprime number because it is at equal distance from previous prime (2259241) and next prime (2259281).

It can be written as a sum of positive squares in 2 ways, for example, as 980100 + 1279161 = 990^2 + 1131^2 .

It is not a de Polignac number, because 2259261 - 2⁶ = 2259197 is a prime.

It is a super-2 number, since 2×2259261² = 10208520532242, 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 (2259211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3021 + ... + 3693.

2^2259261 is an apocalyptic number.

It is an amenable number.

2259261 is a deficient number, since it is larger than the sum of its proper divisors (1017727).

2259261 is a wasteful number, since it uses less digits than its factorization.

2259261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1052 (or 1049 counting only the distinct ones).

The product of its digits is 2160, while the sum is 27.

The square root of 2259261 is about 1503.0838299975. The cubic root of 2259261 is about 131.2166064705.

The spelling of 2259261 in words is "two million, two hundred fifty-nine thousand, two hundred sixty-one".