2275825 has 6 divisors (see below), whose sum is σ = 2822054. Its totient is φ = 1820640.

The previous prime is 2275813. The next prime is 2275831. The reversal of 2275825 is 5285722.

It can be written as a sum of positive squares in 3 ways, for example, as 349281 + 1926544 = 591^2 + 1388^2 .

It is not a de Polignac number, because 2275825 - 2⁷ = 2275697 is a prime.

It is a Duffinian number.

2275825 is a lucky number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 45492 + ... + 45541.

2^2275825 is an apocalyptic number.

2275825 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2275825 is a deficient number, since it is larger than the sum of its proper divisors (546229).

2275825 is an equidigital number, since it uses as much as digits as its factorization.

2275825 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91043 (or 91038 counting only the distinct ones).

The product of its digits is 11200, while the sum is 31.

The square root of 2275825 is about 1508.5837729473. The cubic root of 2275825 is about 131.5365018881.

The spelling of 2275825 in words is "two million, two hundred seventy-five thousand, eight hundred twenty-five".