338748664 has 32 divisors (see below), whose sum is σ = 674762400. Its totient is φ = 158878720.

The previous prime is 338748661. The next prime is 338748667. The reversal of 338748664 is 466847833.

It is an interprime number because it is at equal distance from previous prime (338748661) and next prime (338748667).

It is a super-2 number, since 2×338748664² = 229501314723569792, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338748661) 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 7 ways as a sum of consecutive naturals, for example, 38292 + ... + 46300.

It is an arithmetic number, because the mean of its divisors is an integer number (21086325).

Almost surely, 2^338748664 is an apocalyptic number.

338748664 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

338748664 is a deficient number, since it is larger than the sum of its proper divisors (336013736).

338748664 is a wasteful number, since it uses less digits than its factorization.

338748664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8343 (or 8339 counting only the distinct ones).

The product of its digits is 2322432, while the sum is 49.

The square root of 338748664 is about 18405.1260251051. The cubic root of 338748664 is about 697.0959031000.

The spelling of 338748664 in words is "three hundred thirty-eight million, seven hundred forty-eight thousand, six hundred sixty-four".