338480340 has 48 divisors (see below), whose sum is σ = 1033905600. Its totient is φ = 82055680.

The previous prime is 338480309. The next prime is 338480347. The reversal of 338480340 is 43084833.

It is a super-2 number, since 2×338480340² = 229137881133031200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338480347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 255765 + ... + 257084.

It is an arithmetic number, because the mean of its divisors is an integer number (21539700).

Almost surely, 2^338480340 is an apocalyptic number.

338480340 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

338480340 is an abundant number, since it is smaller than the sum of its proper divisors (695425260).

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

338480340 is a wasteful number, since it uses less digits than its factorization.

338480340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 512872 (or 512870 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 338480340 is about 18397.8351987401. The cubic root of 338480340 is about 696.9117971145.

The spelling of 338480340 in words is "three hundred thirty-eight million, four hundred eighty thousand, three hundred forty".