363959986 has 8 divisors (see below), whose sum is σ = 587935404. Its totient is φ = 167981520.

The previous prime is 363959983. The next prime is 363960101. The reversal of 363959986 is 689959363.

363959986 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 299463025 + 64496961 = 17305^2 + 8031^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 363959986.

It is not an unprimeable number, because it can be changed into a prime (363959983) 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, 6999205 + ... + 6999256.

Almost surely, 2^363959986 is an apocalyptic number.

363959986 is a deficient number, since it is larger than the sum of its proper divisors (223975418).

363959986 is a wasteful number, since it uses less digits than its factorization.

363959986 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13998476.

The product of its digits is 9447840, while the sum is 58.

The square root of 363959986 is about 19077.7353477817. The cubic root of 363959986 is about 713.9775340979.

The spelling of 363959986 in words is "three hundred sixty-three million, nine hundred fifty-nine thousand, nine hundred eighty-six".