36698791 has 2 divisors, whose sum is σ = 36698792. Its totient is φ = 36698790.

The previous prime is 36698789. The next prime is 36698819. The reversal of 36698791 is 19789663.

It is a weak prime.

It is an emirp because it is prime and its reverse (19789663) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36698791 - 2¹ = 36698789 is a prime.

Together with 36698789, 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 (36698771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18349395 + 18349396.

It is an arithmetic number, because the mean of its divisors is an integer number (18349396).

Almost surely, 2^36698791 is an apocalyptic number.

36698791 is a deficient number, since it is larger than the sum of its proper divisors (1).

36698791 is an equidigital number, since it uses as much as digits as its factorization.

36698791 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 489888, while the sum is 49.

The square root of 36698791 is about 6057.9527069795. The cubic root of 36698791 is about 332.3154903728.

The spelling of 36698791 in words is "thirty-six million, six hundred ninety-eight thousand, seven hundred ninety-one".