2525130 has 24 divisors (see below), whose sum is σ = 6565572. Its totient is φ = 673344.

The previous prime is 2525123. The next prime is 2525137. The reversal of 2525130 is 315252.

It is a happy number.

2525130 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 (2525123) and next prime (2525137).

It can be written as a sum of positive squares in 2 ways, for example, as 2518569 + 6561 = 1587^2 + 81^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2525137) 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 11 ways as a sum of consecutive naturals, for example, 13939 + ... + 14118.

2^2525130 is an apocalyptic number.

2525130 is an abundant number, since it is smaller than the sum of its proper divisors (4040442).

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

2525130 is a wasteful number, since it uses less digits than its factorization.

2525130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28070 (or 28067 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 18.

The square root of 2525130 is about 1589.0657632710. The cubic root of 2525130 is about 136.1741209798.

It can be divided in two parts, 25251 and 30, that added together give a square (25281 = 159²).

The spelling of 2525130 in words is "two million, five hundred twenty-five thousand, one hundred thirty".