2552261 has 16 divisors (see below), whose sum is σ = 2903040. Its totient is φ = 2231040.

The previous prime is 2552239. The next prime is 2552279. The reversal of 2552261 is 1622552.

It is a cyclic number.

It is not a de Polignac number, because 2552261 - 2⁶ = 2552197 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2552201) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15200 + ... + 15366.

It is an arithmetic number, because the mean of its divisors is an integer number (181440).

2^2552261 is an apocalyptic number.

It is an amenable number.

2552261 is a deficient number, since it is larger than the sum of its proper divisors (350779).

2552261 is a wasteful number, since it uses less digits than its factorization.

2552261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244.

The product of its digits is 1200, while the sum is 23.

The square root of 2552261 is about 1597.5797319696. The cubic root of 2552261 is about 136.6600875939.

The spelling of 2552261 in words is "two million, five hundred fifty-two thousand, two hundred sixty-one".