25330132 has 12 divisors (see below), whose sum is σ = 44411220. Its totient is φ = 12641216.

The previous prime is 25330127. The next prime is 25330147. The reversal of 25330132 is 23103352.

It can be written as a sum of positive squares in 2 ways, for example, as 7639696 + 17690436 = 2764^2 + 4206^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3457 + ... + 7912.

It is an arithmetic number, because the mean of its divisors is an integer number (3700935).

Almost surely, 2^25330132 is an apocalyptic number.

It is an amenable number.

25330132 is a deficient number, since it is larger than the sum of its proper divisors (19081088).

25330132 is a wasteful number, since it uses less digits than its factorization.

25330132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11930 (or 11928 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 25330132 is about 5032.9049265807. The cubic root of 25330132 is about 293.6832320260.

Adding to 25330132 its reverse (23103352), we get a palindrome (48433484).

The spelling of 25330132 in words is "twenty-five million, three hundred thirty thousand, one hundred thirty-two".