36399868 has 6 divisors (see below), whose sum is σ = 63699776. Its totient is φ = 18199932.

The previous prime is 36399863. The next prime is 36399889. The reversal of 36399868 is 86899363.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36399863) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4549980 + ... + 4549987.

Almost surely, 2^36399868 is an apocalyptic number.

It is an amenable number.

36399868 is a deficient number, since it is larger than the sum of its proper divisors (27299908).

36399868 is a wasteful number, since it uses less digits than its factorization.

36399868 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9099971 (or 9099969 counting only the distinct ones).

The product of its digits is 1679616, while the sum is 52.

The square root of 36399868 is about 6033.2303121959. The cubic root of 36399868 is about 331.4107586613.

The spelling of 36399868 in words is "thirty-six million, three hundred ninety-nine thousand, eight hundred sixty-eight".