25422032 has 10 divisors (see below), whose sum is σ = 49255218. Its totient is φ = 12711008.

The previous prime is 25422029. The next prime is 25422041. The reversal of 25422032 is 23022452.

It can be written as a sum of positive squares in only one way, i.e., 15335056 + 10086976 = 3916^2 + 3176^2 .

It is a super-2 number, since 2×25422032² = 1292559422018048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 25421995 and 25422013.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 794423 + ... + 794454.

Almost surely, 2^25422032 is an apocalyptic number.

It is an amenable number.

25422032 is a deficient number, since it is larger than the sum of its proper divisors (23833186).

25422032 is a wasteful number, since it uses less digits than its factorization.

25422032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588885 (or 1588879 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 20.

The square root of 25422032 is about 5042.0265766852. The cubic root of 25422032 is about 294.0379730982.

Adding to 25422032 its reverse (23022452), we get a palindrome (48444484).

The spelling of 25422032 in words is "twenty-five million, four hundred twenty-two thousand, thirty-two".