25152422 has 8 divisors (see below), whose sum is σ = 38440656. Its totient is φ = 12338872.

The previous prime is 25152419. The next prime is 25152427. The reversal of 25152422 is 22425152.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25152427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 118538 + ... + 118749.

It is an arithmetic number, because the mean of its divisors is an integer number (4805082).

Almost surely, 2^25152422 is an apocalyptic number.

25152422 is a deficient number, since it is larger than the sum of its proper divisors (13288234).

25152422 is a wasteful number, since it uses less digits than its factorization.

25152422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237342.

The product of its digits is 1600, while the sum is 23.

The square root of 25152422 is about 5015.2190380880. The cubic root of 25152422 is about 292.9948163884.

Adding to 25152422 its reverse (22425152), we get a palindrome (47577574).

The spelling of 25152422 in words is "twenty-five million, one hundred fifty-two thousand, four hundred twenty-two".