25611230 has 16 divisors (see below), whose sum is σ = 47173104. Its totient is φ = 10006080.

The previous prime is 25611211. The next prime is 25611233. The reversal of 25611230 is 3211652.

It is a super-2 number, since 2×25611230² = 1311870204225800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25611233) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29351 + ... + 30210.

It is an arithmetic number, because the mean of its divisors is an integer number (2948319).

Almost surely, 2^25611230 is an apocalyptic number.

25611230 is a deficient number, since it is larger than the sum of its proper divisors (21561874).

25611230 is a wasteful number, since it uses less digits than its factorization.

25611230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59611.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 25611230 is about 5060.7538964071. The cubic root of 25611230 is about 294.7656090846.

Adding to 25611230 its reverse (3211652), we get a palindrome (28822882).

The spelling of 25611230 in words is "twenty-five million, six hundred eleven thousand, two hundred thirty".