36814231 has 4 divisors (see below), whose sum is σ = 38979792. Its totient is φ = 34648672.

The previous prime is 36814213. The next prime is 36814247. The reversal of 36814231 is 13241863.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36814231 - 2⁵ = 36814199 is a prime.

It is a super-2 number, since 2×36814231² = 2710575208242722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36814231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36814291) 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, 1082755 + ... + 1082788.

It is an arithmetic number, because the mean of its divisors is an integer number (9744948).

Almost surely, 2^36814231 is an apocalyptic number.

36814231 is a deficient number, since it is larger than the sum of its proper divisors (2165561).

36814231 is a wasteful number, since it uses less digits than its factorization.

36814231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2165560.

The product of its digits is 3456, while the sum is 28.

The square root of 36814231 is about 6067.4731973038. The cubic root of 36814231 is about 332.6635703763.

The spelling of 36814231 in words is "thirty-six million, eight hundred fourteen thousand, two hundred thirty-one".