338207986 has 12 divisors (see below), whose sum is σ = 519389982. Its totient is φ = 165169536.

The previous prime is 338207977. The next prime is 338208023. The reversal of 338207986 is 689702833.

338207986 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 only one way, i.e., 321520761 + 16687225 = 17931^2 + 4085^2 .

It is a super-3 number, since 3×338207986³ (a number of 27 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 42031 + ... + 49426.

Almost surely, 2^338207986 is an apocalyptic number.

338207986 is a deficient number, since it is larger than the sum of its proper divisors (181181996).

338207986 is an equidigital number, since it uses as much as digits as its factorization.

338207986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 91545 (or 91502 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 46.

The square root of 338207986 is about 18390.4319144494. The cubic root of 338207986 is about 696.7248264849.

The spelling of 338207986 in words is "three hundred thirty-eight million, two hundred seven thousand, nine hundred eighty-six".