2525917 has 6 divisors (see below), whose sum is σ = 2666238. Its totient is φ = 2392632.

The previous prime is 2525851. The next prime is 2525933. The reversal of 2525917 is 7195252.

It can be written as a sum of positive squares in only one way, i.e., 1976836 + 549081 = 1406^2 + 741^2 .

It is not a de Polignac number, because 2525917 - 2¹¹ = 2523869 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525417) 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, 3138 + ... + 3859.

It is an arithmetic number, because the mean of its divisors is an integer number (444373).

2^2525917 is an apocalyptic number.

It is an amenable number.

2525917 is a deficient number, since it is larger than the sum of its proper divisors (140321).

2525917 is an equidigital number, since it uses as much as digits as its factorization.

2525917 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7035 (or 7016 counting only the distinct ones).

The product of its digits is 6300, while the sum is 31.

The square root of 2525917 is about 1589.3133737561. The cubic root of 2525917 is about 136.1882665092.

The spelling of 2525917 in words is "two million, five hundred twenty-five thousand, nine hundred seventeen".