25528822 has 12 divisors (see below), whose sum is σ = 42091308. Its totient is φ = 11603900.

The previous prime is 25528819. The next prime is 25528829. The reversal of 25528822 is 22882552.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25528829) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 52504 + ... + 52987.

It is an arithmetic number, because the mean of its divisors is an integer number (3507609).

Almost surely, 2^25528822 is an apocalyptic number.

25528822 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

25528822 is a deficient number, since it is larger than the sum of its proper divisors (16562486).

25528822 is a wasteful number, since it uses less digits than its factorization.

25528822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 105515 (or 105504 counting only the distinct ones).

The product of its digits is 25600, while the sum is 34.

The square root of 25528822 is about 5052.6054664895. The cubic root of 25528822 is about 294.4491184364.

The spelling of 25528822 in words is "twenty-five million, five hundred twenty-eight thousand, eight hundred twenty-two".