2624257 has 2 divisors, whose sum is σ = 2624258. Its totient is φ = 2624256.

The previous prime is 2624233. The next prime is 2624263. The reversal of 2624257 is 7524262.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2070721 + 553536 = 1439^2 + 744^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2624257 is a prime.

It is not a weakly prime, because it can be changed into another prime (2624267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1312128 + 1312129.

It is an arithmetic number, because the mean of its divisors is an integer number (1312129).

2^2624257 is an apocalyptic number.

It is an amenable number.

2624257 is a deficient number, since it is larger than the sum of its proper divisors (1).

2624257 is an equidigital number, since it uses as much as digits as its factorization.

2624257 is an evil number, because the sum of its binary digits is even.

The product of its digits is 6720, while the sum is 28.

The square root of 2624257 is about 1619.9558635963. The cubic root of 2624257 is about 137.9331924756.

The spelling of 2624257 in words is "two million, six hundred twenty-four thousand, two hundred fifty-seven".