36478987 has 2 divisors, whose sum is σ = 36478988. Its totient is φ = 36478986.

The previous prime is 36478969. The next prime is 36479029. The reversal of 36478987 is 78987463.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36478987 - 2⁷ = 36478859 is a prime.

It is not a weakly prime, because it can be changed into another prime (36478927) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18239493 + 18239494.

It is an arithmetic number, because the mean of its divisors is an integer number (18239494).

Almost surely, 2^36478987 is an apocalyptic number.

36478987 is a deficient number, since it is larger than the sum of its proper divisors (1).

36478987 is an equidigital number, since it uses as much as digits as its factorization.

36478987 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2032128, while the sum is 52.

The square root of 36478987 is about 6039.7836881796. The cubic root of 36478987 is about 331.6507037875.

The spelling of 36478987 in words is "thirty-six million, four hundred seventy-eight thousand, nine hundred eighty-seven".