2626249 has 2 divisors, whose sum is σ = 2626250. Its totient is φ = 2626248.

The previous prime is 2626229. The next prime is 2626259. The reversal of 2626249 is 9426262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2624400 + 1849 = 1620^2 + 43^2 .

It is a cyclic number.

It is not a de Polignac number, because 2626249 - 2⁷ = 2626121 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 2626249.

It is not a weakly prime, because it can be changed into another prime (2626229) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1313124 + 1313125.

It is an arithmetic number, because the mean of its divisors is an integer number (1313125).

2^2626249 is an apocalyptic number.

It is an amenable number.

2626249 is a deficient number, since it is larger than the sum of its proper divisors (1).

2626249 is an equidigital number, since it uses as much as digits as its factorization.

2626249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 10368, while the sum is 31.

The square root of 2626249 is about 1620.5705785309. The cubic root of 2626249 is about 137.9680840566.

The spelling of 2626249 in words is "two million, six hundred twenty-six thousand, two hundred forty-nine".