2276261 has 6 divisors (see below), whose sum is σ = 2465010. Its totient is φ = 2101008.

The previous prime is 2276251. The next prime is 2276269. The reversal of 2276261 is 1626722.

It can be written as a sum of positive squares in 3 ways, for example, as 11236 + 2265025 = 106^2 + 1505^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2276261 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 2276261.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2276269) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6566 + ... + 6903.

It is an arithmetic number, because the mean of its divisors is an integer number (410835).

2^2276261 is an apocalyptic number.

It is an amenable number.

2276261 is a deficient number, since it is larger than the sum of its proper divisors (188749).

2276261 is a wasteful number, since it uses less digits than its factorization.

2276261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13495 (or 13482 counting only the distinct ones).

The product of its digits is 2016, while the sum is 26.

The square root of 2276261 is about 1508.7282724202. The cubic root of 2276261 is about 131.5449012236.

The spelling of 2276261 in words is "two million, two hundred seventy-six thousand, two hundred sixty-one".