25522030 has 16 divisors (see below), whose sum is σ = 47524320. Its totient is φ = 9856672.

The previous prime is 25521983. The next prime is 25522033. The reversal of 25522030 is 3022552.

It is a junction number, because it is equal to n+sod(n) for n = 25521989 and 25522007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25522033) 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, 43714 + ... + 44293.

It is an arithmetic number, because the mean of its divisors is an integer number (2970270).

Almost surely, 2^25522030 is an apocalyptic number.

25522030 is a deficient number, since it is larger than the sum of its proper divisors (22002290).

25522030 is a wasteful number, since it uses less digits than its factorization.

25522030 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88043.

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

The square root of 25522030 is about 5051.9332933047. The cubic root of 25522030 is about 294.4230031722.

Adding to 25522030 its reverse (3022552), we get a palindrome (28544582).

The spelling of 25522030 in words is "twenty-five million, five hundred twenty-two thousand, thirty".