147338427 has 16 divisors (see below), whose sum is σ = 200109312. Its totient is φ = 96407520.

The previous prime is 147338423. The next prime is 147338449. The reversal of 147338427 is 724833741.

It is not a de Polignac number, because 147338427 - 2² = 147338423 is a prime.

It is a super-2 number, since 2×147338427² = 43417224141668658, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (147338423) 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 15 ways as a sum of consecutive naturals, for example, 61333 + ... + 63689.

It is an arithmetic number, because the mean of its divisors is an integer number (12506832).

Almost surely, 2^147338427 is an apocalyptic number.

147338427 is a deficient number, since it is larger than the sum of its proper divisors (52770885).

147338427 is a wasteful number, since it uses less digits than its factorization.

147338427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2738.

The product of its digits is 112896, while the sum is 39.

The square root of 147338427 is about 12138.3041237234. The cubic root of 147338427 is about 528.1679081742.

The spelling of 147338427 in words is "one hundred forty-seven million, three hundred thirty-eight thousand, four hundred twenty-seven".