25786130 has 32 divisors (see below), whose sum is σ = 48066480. Its totient is φ = 9953280.

The previous prime is 25786129. The next prime is 25786139. The reversal of 25786130 is 3168752.

It is a happy number.

It can be written as a sum of positive squares in 8 ways, for example, as 15437041 + 10349089 = 3929^2 + 3217^2 .

It is a nialpdrome in base 12.

It is not an unprimeable number, because it can be changed into a prime (25786139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44402 + ... + 44978.

Almost surely, 2^25786130 is an apocalyptic number.

25786130 is a deficient number, since it is larger than the sum of its proper divisors (22280350).

25786130 is a wasteful number, since it uses less digits than its factorization.

25786130 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734.

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 25786130 is about 5078.0045293402. The cubic root of 25786130 is about 295.4350757262.

The spelling of 25786130 in words is "twenty-five million, seven hundred eighty-six thousand, one hundred thirty".