2500693 has 6 divisors (see below), whose sum is σ = 2708034. Its totient is φ = 2308176.

The previous prime is 2500679. The next prime is 2500709. The reversal of 2500693 is 3960052.

It can be written as a sum of positive squares in 3 ways, for example, as 10609 + 2490084 = 103^2 + 1578^2 .

It is a de Polignac number, because none of the positive numbers 2^k-2500693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2504693) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7230 + ... + 7567.

It is an arithmetic number, because the mean of its divisors is an integer number (451339).

2^2500693 is an apocalyptic number.

It is an amenable number.

2500693 is a deficient number, since it is larger than the sum of its proper divisors (207341).

2500693 is a wasteful number, since it uses less digits than its factorization.

2500693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14823 (or 14810 counting only the distinct ones).

The product of its (nonzero) digits is 1620, while the sum is 25.

The square root of 2500693 is about 1581.3579607413. The cubic root of 2500693 is about 135.7334202806.

The spelling of 2500693 in words is "two million, five hundred thousand, six hundred ninety-three".