36644827 has 2 divisors, whose sum is σ = 36644828. Its totient is φ = 36644826.

The previous prime is 36644801. The next prime is 36644851. The reversal of 36644827 is 72844663.

It is a happy number.

It is a strong prime.

It is an emirp because it is prime and its reverse (72844663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36644827 - 2¹¹ = 36642779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36644827.

It is not a weakly prime, because it can be changed into another prime (36644887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18322413 + 18322414.

It is an arithmetic number, because the mean of its divisors is an integer number (18322414).

Almost surely, 2^36644827 is an apocalyptic number.

36644827 is a deficient number, since it is larger than the sum of its proper divisors (1).

36644827 is an equidigital number, since it uses as much as digits as its factorization.

36644827 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 40.

The square root of 36644827 is about 6053.4970884605. The cubic root of 36644827 is about 332.1525252382.

The spelling of 36644827 in words is "thirty-six million, six hundred forty-four thousand, eight hundred twenty-seven".