36809827 has 2 divisors, whose sum is σ = 36809828. Its totient is φ = 36809826.

The previous prime is 36809809. The next prime is 36809837. The reversal of 36809827 is 72890863.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36809827 - 2¹¹ = 36807779 is a prime.

It is not a weakly prime, because it can be changed into another prime (36809837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18404913 + 18404914.

It is an arithmetic number, because the mean of its divisors is an integer number (18404914).

Almost surely, 2^36809827 is an apocalyptic number.

36809827 is a deficient number, since it is larger than the sum of its proper divisors (1).

36809827 is an equidigital number, since it uses as much as digits as its factorization.

36809827 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 43.

The square root of 36809827 is about 6067.1102676645. The cubic root of 36809827 is about 332.6503045934.

It can be divided in two parts, 36809 and 827, that added together give a square (37636 = 194²).

The spelling of 36809827 in words is "thirty-six million, eight hundred nine thousand, eight hundred twenty-seven".