36329987 has 4 divisors (see below), whose sum is σ = 36412440. Its totient is φ = 36247536.

The previous prime is 36329971. The next prime is 36330023. The reversal of 36329987 is 78992363.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36329987 - 2⁴ = 36329971 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36329947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40562 + ... + 41447.

It is an arithmetic number, because the mean of its divisors is an integer number (9103110).

Almost surely, 2^36329987 is an apocalyptic number.

36329987 is a deficient number, since it is larger than the sum of its proper divisors (82453).

36329987 is an equidigital number, since it uses as much as digits as its factorization.

36329987 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82452.

The product of its digits is 489888, while the sum is 47.

The square root of 36329987 is about 6027.4361879658. The cubic root of 36329987 is about 331.1985403864.

The spelling of 36329987 in words is "thirty-six million, three hundred twenty-nine thousand, nine hundred eighty-seven".