25011010 has 8 divisors (see below), whose sum is σ = 45019836. Its totient is φ = 10004400.

The previous prime is 25010989. The next prime is 25011023. The reversal of 25011010 is 1011052.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 24413481 + 597529 = 4941^2 + 773^2 .

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

It is a Harshad number since it is a multiple of its sum of digits (10), and also a Moran number because the ratio is a prime number: 2501101 = 25011010 / (2 + 5 + 0 + 1 + 1 + 0 + 1 + 0).

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 in 3 ways as a sum of consecutive naturals, for example, 1250541 + ... + 1250560.

Almost surely, 2^25011010 is an apocalyptic number.

25011010 is a deficient number, since it is larger than the sum of its proper divisors (20008826).

25011010 is a wasteful number, since it uses less digits than its factorization.

25011010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2501108.

The product of its (nonzero) digits is 10, while the sum is 10.

The square root of 25011010 is about 5001.1008788066. The cubic root of 25011010 is about 292.4446921019. Note that the first 3 decimals are identical.

Adding to 25011010 its reverse (1011052), we get a palindrome (26022062).

The spelling of 25011010 in words is "twenty-five million, eleven thousand, ten".