2505275 has 12 divisors (see below), whose sum is σ = 3242352. Its totient is φ = 1916640.

The previous prime is 2505271. The next prime is 2505277. The reversal of 2505275 is 5725052.

It is not a de Polignac number, because 2505275 - 2² = 2505271 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2505271) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1604 + ... + 2753.

It is an arithmetic number, because the mean of its divisors is an integer number (270196).

2^2505275 is an apocalyptic number.

2505275 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2505275 is a deficient number, since it is larger than the sum of its proper divisors (737077).

2505275 is a wasteful number, since it uses less digits than its factorization.

2505275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4390 (or 4385 counting only the distinct ones).

The product of its (nonzero) digits is 3500, while the sum is 26.

The square root of 2505275 is about 1582.8060525535. The cubic root of 2505275 is about 135.8162707897.

The spelling of 2505275 in words is "two million, five hundred five thousand, two hundred seventy-five".