36904081 has 2 divisors, whose sum is σ = 36904082. Its totient is φ = 36904080.

The previous prime is 36904073. The next prime is 36904129. The reversal of 36904081 is 18040963.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 24059025 + 12845056 = 4905^2 + 3584^2 .

It is a cyclic number.

It is not a de Polignac number, because 36904081 - 2³ = 36904073 is a prime.

It is a super-2 number, since 2×36904081² = 2723822388909122, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (36904001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18452040 + 18452041.

It is an arithmetic number, because the mean of its divisors is an integer number (18452041).

Almost surely, 2^36904081 is an apocalyptic number.

It is an amenable number.

36904081 is a deficient number, since it is larger than the sum of its proper divisors (1).

36904081 is an equidigital number, since it uses as much as digits as its factorization.

36904081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5184, while the sum is 31.

The square root of 36904081 is about 6074.8729204815. The cubic root of 36904081 is about 332.9339869808.

The spelling of 36904081 in words is "thirty-six million, nine hundred four thousand, eighty-one".