3636506025 has 18 divisors (see below), whose sum is σ = 6513386750. Its totient is φ = 1939469760.

The previous prime is 3636506021. The next prime is 3636506047. The reversal of 3636506025 is 5206056363.

It can be written as a sum of positive squares in 3 ways, for example, as 1271920896 + 2364585129 = 35664^2 + 48627^2 .

It is not a de Polignac number, because 3636506025 - 2² = 3636506021 is a prime.

It is a super-2 number, since 2×3636506025² = 26448352139722601250, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (3636506021) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 8080900 + ... + 8081349.

Almost surely, 2^3636506025 is an apocalyptic number.

It is an amenable number.

3636506025 is a deficient number, since it is larger than the sum of its proper divisors (2876880725).

3636506025 is a wasteful number, since it uses less digits than its factorization.

3636506025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16162265 (or 16162257 counting only the distinct ones).

The product of its (nonzero) digits is 97200, while the sum is 36.

The square root of 3636506025 is about 60303.4495281986. The cubic root of 3636506025 is about 1537.7819907124.

The spelling of 3636506025 in words is "three billion, six hundred thirty-six million, five hundred six thousand, twenty-five".