147239834 has 16 divisors (see below), whose sum is σ = 252567168. Its totient is φ = 63063792.

The previous prime is 147239831. The next prime is 147239837. The reversal of 147239834 is 438932741.

147239834 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (147239831) and next prime (147239837).

It is a junction number, because it is equal to n+sod(n) for n = 147239791 and 147239800.

It is not an unprimeable number, because it can be changed into a prime (147239831) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40787 + ... + 44249.

It is an arithmetic number, because the mean of its divisors is an integer number (15785448).

Almost surely, 2^147239834 is an apocalyptic number.

147239834 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

147239834 is a deficient number, since it is larger than the sum of its proper divisors (105327334).

147239834 is a wasteful number, since it uses less digits than its factorization.

147239834 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6509.

The product of its digits is 145152, while the sum is 41.

The square root of 147239834 is about 12134.2422095490. The cubic root of 147239834 is about 528.0500722524.

The spelling of 147239834 in words is "one hundred forty-seven million, two hundred thirty-nine thousand, eight hundred thirty-four".