2250869 has 2 divisors, whose sum is σ = 2250870. Its totient is φ = 2250868.

The previous prime is 2250799. The next prime is 2250887. The reversal of 2250869 is 9680522.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1464100 + 786769 = 1210^2 + 887^2 .

It is a cyclic number.

It is not a de Polignac number, because 2250869 - 2²⁰ = 1202293 is a prime.

It is a super-2 number, since 2×2250869² = 10132822510322, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2250769) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1125434 + 1125435.

It is an arithmetic number, because the mean of its divisors is an integer number (1125435).

2^2250869 is an apocalyptic number.

It is an amenable number.

2250869 is a deficient number, since it is larger than the sum of its proper divisors (1).

2250869 is an equidigital number, since it uses as much as digits as its factorization.

2250869 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 2250869 is about 1500.2896387031. The cubic root of 2250869 is about 131.0539373485.

The spelling of 2250869 in words is "two million, two hundred fifty thousand, eight hundred sixty-nine".