25016242 has 8 divisors (see below), whose sum is σ = 37715436. Its totient is φ = 12444432.

The previous prime is 25016227. The next prime is 25016261. The reversal of 25016242 is 24261052.

It can be written as a sum of positive squares in 2 ways, for example, as 25010001 + 6241 = 5001^2 + 79^2 .

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

It is an unprimeable number.

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, 31353 + ... + 32140.

Almost surely, 2^25016242 is an apocalyptic number.

25016242 is a deficient number, since it is larger than the sum of its proper divisors (12699194).

25016242 is a wasteful number, since it uses less digits than its factorization.

25016242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63692.

The product of its (nonzero) digits is 960, while the sum is 22.

The square root of 25016242 is about 5001.6239362831. The cubic root of 25016242 is about 292.4650826412.

Adding to 25016242 its reverse (24261052), we get a palindrome (49277294).

The spelling of 25016242 in words is "twenty-five million, sixteen thousand, two hundred forty-two".