36633673 has 2 divisors, whose sum is σ = 36633674. Its totient is φ = 36633672.

The previous prime is 36633671. The next prime is 36633679. The reversal of 36633673 is 37633663.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27373824 + 9259849 = 5232^2 + 3043^2 .

It is an emirp because it is prime and its reverse (37633663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36633673 - 2¹ = 36633671 is a prime.

Together with 36633671, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (36633671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18316836 + 18316837.

It is an arithmetic number, because the mean of its divisors is an integer number (18316837).

Almost surely, 2^36633673 is an apocalyptic number.

It is an amenable number.

36633673 is a deficient number, since it is larger than the sum of its proper divisors (1).

36633673 is an equidigital number, since it uses as much as digits as its factorization.

36633673 is an evil number, because the sum of its binary digits is even.

The product of its digits is 122472, while the sum is 37.

The square root of 36633673 is about 6052.5757326943. The cubic root of 36633673 is about 332.1188214794.

The spelling of 36633673 in words is "thirty-six million, six hundred thirty-three thousand, six hundred seventy-three".