36780727 has 2 divisors, whose sum is σ = 36780728. Its totient is φ = 36780726.

The previous prime is 36780691. The next prime is 36780773. The reversal of 36780727 is 72708763.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36780727 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36780727.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36780797) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18390363 + 18390364.

It is an arithmetic number, because the mean of its divisors is an integer number (18390364).

Almost surely, 2^36780727 is an apocalyptic number.

36780727 is a deficient number, since it is larger than the sum of its proper divisors (1).

36780727 is an equidigital number, since it uses as much as digits as its factorization.

36780727 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 98784, while the sum is 40.

The square root of 36780727 is about 6064.7116172164. The cubic root of 36780727 is about 332.5626226106.

Subtracting 36780727 from its reverse (72708763), we obtain a square (35928036 = 5994²).

The spelling of 36780727 in words is "thirty-six million, seven hundred eighty thousand, seven hundred twenty-seven".