20125036 has 12 divisors (see below), whose sum is σ = 35615160. Its totient is φ = 9949280.

The previous prime is 20125033. The next prime is 20125037. The reversal of 20125036 is 63052102.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (20125031) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27910 + ... + 28621.

It is an arithmetic number, because the mean of its divisors is an integer number (2967930).

Almost surely, 2^20125036 is an apocalyptic number.

It is an amenable number.

20125036 is a deficient number, since it is larger than the sum of its proper divisors (15490124).

20125036 is a wasteful number, since it uses less digits than its factorization.

20125036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56624 (or 56622 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 20125036 is about 4486.0936236329. The cubic root of 20125036 is about 272.0062534606.

Adding to 20125036 its reverse (63052102), we get a palindrome (83177138).

The spelling of 20125036 in words is "twenty million, one hundred twenty-five thousand, thirty-six".