2490617 has 2 divisors, whose sum is σ = 2490618. Its totient is φ = 2490616.

The previous prime is 2490613. The next prime is 2490623. The reversal of 2490617 is 7160942.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2446096 + 44521 = 1564^2 + 211^2 .

It is a cyclic number.

It is not a de Polignac number, because 2490617 - 2² = 2490613 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2490617.

It is not a weakly prime, because it can be changed into another prime (2490613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1245308 + 1245309.

It is an arithmetic number, because the mean of its divisors is an integer number (1245309).

2^2490617 is an apocalyptic number.

It is an amenable number.

2490617 is a deficient number, since it is larger than the sum of its proper divisors (1).

2490617 is an equidigital number, since it uses as much as digits as its factorization.

2490617 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 2490617 is about 1578.1688756277. The cubic root of 2490617 is about 135.5508720898.

The spelling of 2490617 in words is "two million, four hundred ninety thousand, six hundred seventeen".