36381568 has 16 divisors (see below), whose sum is σ = 72479160. Its totient is φ = 18190720.

The previous prime is 36381551. The next prime is 36381613. The reversal of 36381568 is 86518363.

It is a tau number, because it is divible by the number of its divisors (16).

It is a self number, because there is not a number n which added to its sum of digits gives 36381568.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 141988 + ... + 142243.

Almost surely, 2^36381568 is an apocalyptic number.

It is an amenable number.

36381568 is a deficient number, since it is larger than the sum of its proper divisors (36097592).

36381568 is an equidigital number, since it uses as much as digits as its factorization.

36381568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284245 (or 284233 counting only the distinct ones).

The product of its digits is 103680, while the sum is 40.

The square root of 36381568 is about 6031.7135210486. The cubic root of 36381568 is about 331.3552105338.

The spelling of 36381568 in words is "thirty-six million, three hundred eighty-one thousand, five hundred sixty-eight".