338402241 has 12 divisors (see below), whose sum is σ = 489455460. Its totient is φ = 225300480.

The previous prime is 338402237. The next prime is 338402249. The reversal of 338402241 is 142204833.

It can be written as a sum of positive squares in 2 ways, for example, as 41873841 + 296528400 = 6471^2 + 17220^2 .

It is not a de Polignac number, because 338402241 - 2² = 338402237 is a prime.

It is a super-2 number, since 2×338402241² = 229032153427644162, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (338402249) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17856 + ... + 31553.

It is an arithmetic number, because the mean of its divisors is an integer number (40787955).

Almost surely, 2^338402241 is an apocalyptic number.

It is an amenable number.

338402241 is a deficient number, since it is larger than the sum of its proper divisors (151053219).

338402241 is a wasteful number, since it uses less digits than its factorization.

338402241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50176 (or 50173 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 27.

The square root of 338402241 is about 18395.7125711400. The cubic root of 338402241 is about 696.8581925230.

The spelling of 338402241 in words is "three hundred thirty-eight million, four hundred two thousand, two hundred forty-one".