2525775 has 48 divisors (see below), whose sum is σ = 5071104. Its totient is φ = 1082880.

The previous prime is 2525771. The next prime is 2525779. The reversal of 2525775 is 5775252.

2525775 = 22² + 23² + ... + 196².

2525775 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2525771) and next prime (2525779).

It is not a de Polignac number, because 2525775 - 2² = 2525771 is a prime.

It is a d-powerful number, because it can be written as 2⁸ + 5⁶ + 2¹⁹ + 5⁶ + 7² + 7⁵ + 5⁹ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8784 + ... + 9066.

It is an arithmetic number, because the mean of its divisors is an integer number (105648).

2^2525775 is an apocalyptic number.

2525775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2525775 is an abundant number, since it is smaller than the sum of its proper divisors (2545329).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2525775 is a wasteful number, since it uses less digits than its factorization.

2525775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 320 (or 315 counting only the distinct ones).

The product of its digits is 24500, while the sum is 33.

The square root of 2525775 is about 1589.2686997484. The cubic root of 2525775 is about 136.1857144200.

The spelling of 2525775 in words is "two million, five hundred twenty-five thousand, seven hundred seventy-five".