368309986 has 16 divisors (see below), whose sum is σ = 603197280. Its totient is φ = 167272480.

The previous prime is 368309969. The next prime is 368309999. The reversal of 368309986 is 689903863.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22350 + ... + 35158.

It is an arithmetic number, because the mean of its divisors is an integer number (37699830).

Almost surely, 2^368309986 is an apocalyptic number.

368309986 is a deficient number, since it is larger than the sum of its proper divisors (234887294).

368309986 is a wasteful number, since it uses less digits than its factorization.

368309986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14129.

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

The square root of 368309986 is about 19191.4039611489. The cubic root of 368309986 is about 716.8107305361.

The spelling of 368309986 in words is "three hundred sixty-eight million, three hundred nine thousand, nine hundred eighty-six".