338537885 has 8 divisors (see below), whose sum is σ = 464280576. Its totient is φ = 232140240.

The previous prime is 338537873. The next prime is 338537893. The reversal of 338537885 is 588735833.

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

It is not a de Polignac number, because 338537885 - 2⁶ = 338537821 is a prime.

It is a super-2 number, since 2×338537885² = 229215799160546450, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4836221 + ... + 4836290.

It is an arithmetic number, because the mean of its divisors is an integer number (58035072).

Almost surely, 2^338537885 is an apocalyptic number.

338537885 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

338537885 is a deficient number, since it is larger than the sum of its proper divisors (125742691).

338537885 is an equidigital number, since it uses as much as digits as its factorization.

338537885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9672523.

The product of its digits is 2419200, while the sum is 50.

The square root of 338537885 is about 18399.3990390991. The cubic root of 338537885 is about 696.9512888389.

The spelling of 338537885 in words is "three hundred thirty-eight million, five hundred thirty-seven thousand, eight hundred eighty-five".