25422435 has 24 divisors (see below), whose sum is σ = 44275920. Its totient is φ = 13493952.

The previous prime is 25422431. The next prime is 25422443. The reversal of 25422435 is 53422452.

It is a happy number.

It is not a de Polignac number, because 25422435 - 2² = 25422431 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 25422399 and 25422408.

It is not an unprimeable number, because it can be changed into a prime (25422431) 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 23 ways as a sum of consecutive naturals, for example, 9072 + ... + 11538.

It is an arithmetic number, because the mean of its divisors is an integer number (1844830).

Almost surely, 2^25422435 is an apocalyptic number.

25422435 is a deficient number, since it is larger than the sum of its proper divisors (18853485).

25422435 is a wasteful number, since it uses less digits than its factorization.

25422435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2707 (or 2704 counting only the distinct ones).

The product of its digits is 9600, while the sum is 27.

The square root of 25422435 is about 5042.0665406161. The cubic root of 25422435 is about 294.0395268250.

Adding to 25422435 its reverse (53422452), we get a palindrome (78844887).

The spelling of 25422435 in words is "twenty-five million, four hundred twenty-two thousand, four hundred thirty-five".