25632422 has 4 divisors (see below), whose sum is σ = 38448636. Its totient is φ = 12816210.

The previous prime is 25632407. The next prime is 25632457. The reversal of 25632422 is 22423652.

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

It is a junction number, because it is equal to n+sod(n) for n = 25632391 and 25632400.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6408104 + ... + 6408107.

It is an arithmetic number, because the mean of its divisors is an integer number (9612159).

Almost surely, 2^25632422 is an apocalyptic number.

25632422 is a deficient number, since it is larger than the sum of its proper divisors (12816214).

25632422 is a wasteful number, since it uses less digits than its factorization.

25632422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12816213.

The product of its digits is 5760, while the sum is 26.

The square root of 25632422 is about 5062.8472226604. The cubic root of 25632422 is about 294.8468878914.

The spelling of 25632422 in words is "twenty-five million, six hundred thirty-two thousand, four hundred twenty-two".