2456261 has 2 divisors, whose sum is σ = 2456262. Its totient is φ = 2456260.

The previous prime is 2456249. The next prime is 2456303. The reversal of 2456261 is 1626542.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1515361 + 940900 = 1231^2 + 970^2 .

It is a cyclic number.

It is not a de Polignac number, because 2456261 - 2⁶ = 2456197 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2456261.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2455261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1228130 + 1228131.

It is an arithmetic number, because the mean of its divisors is an integer number (1228131).

2^2456261 is an apocalyptic number.

It is an amenable number.

2456261 is a deficient number, since it is larger than the sum of its proper divisors (1).

2456261 is an equidigital number, since it uses as much as digits as its factorization.

2456261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2880, while the sum is 26.

The square root of 2456261 is about 1567.2463112096. The cubic root of 2456261 is about 134.9247133947.

The spelling of 2456261 in words is "two million, four hundred fifty-six thousand, two hundred sixty-one".