2525497 has 4 divisors (see below), whose sum is σ = 2719780. Its totient is φ = 2331216.

The previous prime is 2525489. The next prime is 2525507. The reversal of 2525497 is 7945252.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 346921 + 2178576 = 589^2 + 1476^2 .

It is a cyclic number.

It is not a de Polignac number, because 2525497 - 2³ = 2525489 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 (2525417) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 97122 + ... + 97147.

It is an arithmetic number, because the mean of its divisors is an integer number (679945).

2^2525497 is an apocalyptic number.

It is an amenable number.

2525497 is a deficient number, since it is larger than the sum of its proper divisors (194283).

2525497 is a wasteful number, since it uses less digits than its factorization.

2525497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194282.

The product of its digits is 25200, while the sum is 34.

The square root of 2525497 is about 1589.1812357312. The cubic root of 2525497 is about 136.1807177995.

The spelling of 2525497 in words is "two million, five hundred twenty-five thousand, four hundred ninety-seven".