338864907 has 24 divisors (see below), whose sum is σ = 472567696. Its totient is φ = 215832384.

The previous prime is 338864899. The next prime is 338864921. The reversal of 338864907 is 709468833.

It is not a de Polignac number, because 338864907 - 2³ = 338864899 is a prime.

It is a super-2 number, since 2×338864907² = 229658850392237298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (338864947) 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 23 ways as a sum of consecutive naturals, for example, 385953 + ... + 386829.

Almost surely, 2^338864907 is an apocalyptic number.

338864907 is a gapful number since it is divisible by the number (37) formed by its first and last digit.

338864907 is a deficient number, since it is larger than the sum of its proper divisors (133702789).

338864907 is an equidigital number, since it uses as much as digits as its factorization.

338864907 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1035 (or 976 counting only the distinct ones).

The product of its (nonzero) digits is 870912, while the sum is 48.

The square root of 338864907 is about 18408.2836516607. The cubic root of 338864907 is about 697.1756310917.

The spelling of 338864907 in words is "three hundred thirty-eight million, eight hundred sixty-four thousand, nine hundred seven".