36843761 has 2 divisors, whose sum is σ = 36843762. Its totient is φ = 36843760.

The previous prime is 36843731. The next prime is 36843773. The reversal of 36843761 is 16734863.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 36784225 + 59536 = 6065^2 + 244^2 .

It is an emirp because it is prime and its reverse (16734863) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36843761 is a prime.

It is not a weakly prime, because it can be changed into another prime (36843701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18421880 + 18421881.

It is an arithmetic number, because the mean of its divisors is an integer number (18421881).

Almost surely, 2^36843761 is an apocalyptic number.

It is an amenable number.

36843761 is a deficient number, since it is larger than the sum of its proper divisors (1).

36843761 is an equidigital number, since it uses as much as digits as its factorization.

36843761 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72576, while the sum is 38.

The square root of 36843761 is about 6069.9061771991. The cubic root of 36843761 is about 332.7524936860.

The spelling of 36843761 in words is "thirty-six million, eight hundred forty-three thousand, seven hundred sixty-one".