338760018 has 48 divisors (see below), whose sum is σ = 747242496. Its totient is φ = 110896800.

The previous prime is 338760017. The next prime is 338760061. The reversal of 338760018 is 810067833.

338760018 is a `hidden beast` number, since 3 + 38 + 7 + 600 + 18 = 666.

It is a super-2 number, since 2×338760018² = 229516699590720648, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (338760011) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 293743 + ... + 294893.

It is an arithmetic number, because the mean of its divisors is an integer number (15567552).

Almost surely, 2^338760018 is an apocalyptic number.

338760018 is an abundant number, since it is smaller than the sum of its proper divisors (408482478).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

338760018 is a wasteful number, since it uses less digits than its factorization.

338760018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1439 (or 1436 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 338760018 is about 18405.4344691996. The cubic root of 338760018 is about 697.1036913113.

The spelling of 338760018 in words is "three hundred thirty-eight million, seven hundred sixty thousand, eighteen".