36819287 has 2 divisors, whose sum is σ = 36819288. Its totient is φ = 36819286.

The previous prime is 36819281. The next prime is 36819311. The reversal of 36819287 is 78291863.

36819287 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36819287 - 2⁸ = 36819031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36819281) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18409643 + 18409644.

It is an arithmetic number, because the mean of its divisors is an integer number (18409644).

Almost surely, 2^36819287 is an apocalyptic number.

36819287 is a deficient number, since it is larger than the sum of its proper divisors (1).

36819287 is an equidigital number, since it uses as much as digits as its factorization.

36819287 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 145152, while the sum is 44.

The square root of 36819287 is about 6067.8898309050. The cubic root of 36819287 is about 332.6787988172.

The spelling of 36819287 in words is "thirty-six million, eight hundred nineteen thousand, two hundred eighty-seven".