25090822 has 4 divisors (see below), whose sum is σ = 37636236. Its totient is φ = 12545410.

The previous prime is 25090799. The next prime is 25090831. The reversal of 25090822 is 22809052.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6272704 + ... + 6272707.

It is an arithmetic number, because the mean of its divisors is an integer number (9409059).

Almost surely, 2^25090822 is an apocalyptic number.

25090822 is a deficient number, since it is larger than the sum of its proper divisors (12545414).

25090822 is a wasteful number, since it uses less digits than its factorization.

25090822 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12545413.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 25090822 is about 5009.0739663135. The cubic root of 25090822 is about 292.7554327516.

Adding to 25090822 its reverse (22809052), we get a palindrome (47899874).

The spelling of 25090822 in words is "twenty-five million, ninety thousand, eight hundred twenty-two".