363866013 has 36 divisors (see below), whose sum is σ = 634058880. Its totient is φ = 207916632.

The previous prime is 363865981. The next prime is 363866047. The reversal of 363866013 is 310668363.

363866013 is a `hidden beast` number, since 3 + 638 + 6 + 6 + 0 + 13 = 666.

It is not a de Polignac number, because 363866013 - 2⁵ = 363865981 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (363866053) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3373 + ... + 27186.

Almost surely, 2^363866013 is an apocalyptic number.

It is an amenable number.

363866013 is a deficient number, since it is larger than the sum of its proper divisors (270192867).

363866013 is an equidigital number, since it uses as much as digits as its factorization.

363866013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30588 (or 30569 counting only the distinct ones).

The product of its (nonzero) digits is 46656, while the sum is 36.

The square root of 363866013 is about 19075.2722916345. The cubic root of 363866013 is about 713.9160801023.

The spelling of 363866013 in words is "three hundred sixty-three million, eight hundred sixty-six thousand, thirteen".