25502230 has 16 divisors (see below), whose sum is σ = 49435344. Its totient is φ = 9416160.

The previous prime is 25502221. The next prime is 25502231. The reversal of 25502230 is 3220552.

It is a junction number, because it is equal to n+sod(n) for n = 25502198 and 25502207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25502231) 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, 97956 + ... + 98215.

It is an arithmetic number, because the mean of its divisors is an integer number (3089709).

Almost surely, 2^25502230 is an apocalyptic number.

25502230 is a deficient number, since it is larger than the sum of its proper divisors (23933114).

25502230 is a wasteful number, since it uses less digits than its factorization.

25502230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196191.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 25502230 is about 5049.9732672560. The cubic root of 25502230 is about 294.3468456507.

Adding to 25502230 its reverse (3220552), we get a palindrome (28722782).

The spelling of 25502230 in words is "twenty-five million, five hundred two thousand, two hundred thirty".