338427455 has 4 divisors (see below), whose sum is σ = 406112952. Its totient is φ = 270741960.

The previous prime is 338427443. The next prime is 338427457. The reversal of 338427455 is 554724833.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 338427455 - 2²⁶ = 271318591 is a prime.

It is a super-2 number, since 2×338427455² = 229066284595554050, 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 (338427457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33842741 + ... + 33842750.

It is an arithmetic number, because the mean of its divisors is an integer number (101528238).

Almost surely, 2^338427455 is an apocalyptic number.

338427455 is a deficient number, since it is larger than the sum of its proper divisors (67685497).

338427455 is an equidigital number, since it uses as much as digits as its factorization.

338427455 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67685496.

The product of its digits is 403200, while the sum is 41.

The square root of 338427455 is about 18396.3978811071. The cubic root of 338427455 is about 696.8754994869.

The spelling of 338427455 in words is "three hundred thirty-eight million, four hundred twenty-seven thousand, four hundred fifty-five".