338240955 has 32 divisors (see below), whose sum is σ = 584377920. Its totient is φ = 166072320.

The previous prime is 338240953. The next prime is 338240963. The reversal of 338240955 is 559042833.

It is not a de Polignac number, because 338240955 - 2¹ = 338240953 is a prime.

It is a super-2 number, since 2×338240955² = 228813887278624050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (338240951) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 77635 + ... + 81875.

It is an arithmetic number, because the mean of its divisors is an integer number (18261810).

Almost surely, 2^338240955 is an apocalyptic number.

338240955 is a deficient number, since it is larger than the sum of its proper divisors (246136965).

338240955 is a wasteful number, since it uses less digits than its factorization.

338240955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4671.

The product of its (nonzero) digits is 129600, while the sum is 39.

The square root of 338240955 is about 18391.3282554578. The cubic root of 338240955 is about 696.7474649947.

The spelling of 338240955 in words is "three hundred thirty-eight million, two hundred forty thousand, nine hundred fifty-five".