36340231 has 2 divisors, whose sum is σ = 36340232. Its totient is φ = 36340230.

The previous prime is 36340229. The next prime is 36340279. The reversal of 36340231 is 13204363.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36340231 - 2¹ = 36340229 is a prime.

It is a super-2 number, since 2×36340231² = 2641224778266722, which contains 22 as substring.

Together with 36340229, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36340211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18170115 + 18170116.

It is an arithmetic number, because the mean of its divisors is an integer number (18170116).

Almost surely, 2^36340231 is an apocalyptic number.

36340231 is a deficient number, since it is larger than the sum of its proper divisors (1).

36340231 is an equidigital number, since it uses as much as digits as its factorization.

36340231 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 22.

The square root of 36340231 is about 6028.2859089463. The cubic root of 36340231 is about 331.2296669138.

Adding to 36340231 its reverse (13204363), we get a palindrome (49544594).

The spelling of 36340231 in words is "thirty-six million, three hundred forty thousand, two hundred thirty-one".