36622987 has 2 divisors, whose sum is σ = 36622988. Its totient is φ = 36622986.

The previous prime is 36622979. The next prime is 36622991. The reversal of 36622987 is 78922663.

36622987 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 36622987 - 2³ = 36622979 is a prime.

It is not a weakly prime, because it can be changed into another prime (36622907) 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, 18311493 + 18311494.

It is an arithmetic number, because the mean of its divisors is an integer number (18311494).

Almost surely, 2^36622987 is an apocalyptic number.

36622987 is a deficient number, since it is larger than the sum of its proper divisors (1).

36622987 is an equidigital number, since it uses as much as digits as its factorization.

36622987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 217728, while the sum is 43.

The square root of 36622987 is about 6051.6929036427. The cubic root of 36622987 is about 332.0865254471.

The spelling of 36622987 in words is "thirty-six million, six hundred twenty-two thousand, nine hundred eighty-seven".