25001332 has 12 divisors (see below), whose sum is σ = 44352196. Its totient is φ = 12329280.

The previous prime is 25001329. The next prime is 25001341. The reversal of 25001332 is 23310052.

It can be written as a sum of positive squares in 2 ways, for example, as 19412836 + 5588496 = 4406^2 + 2364^2 .

It is a congruent number.

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, 42519 + ... + 43102.

Almost surely, 2^25001332 is an apocalyptic number.

It is an amenable number.

25001332 is a deficient number, since it is larger than the sum of its proper divisors (19350864).

25001332 is a wasteful number, since it uses less digits than its factorization.

25001332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85698 (or 85696 counting only the distinct ones).

The product of its (nonzero) digits is 180, while the sum is 16.

The square root of 25001332 is about 5000.1331982258. The cubic root of 25001332 is about 292.4069667846.

Adding to 25001332 its reverse (23310052), we get a palindrome (48311384).

The spelling of 25001332 in words is "twenty-five million, one thousand, three hundred thirty-two".