147185434 has 8 divisors (see below), whose sum is σ = 240848928. Its totient is φ = 66902460.

The previous prime is 147185413. The next prime is 147185461. The reversal of 147185434 is 434581741.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 147185393 and 147185402.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3345102 + ... + 3345145.

It is an arithmetic number, because the mean of its divisors is an integer number (30106116).

Almost surely, 2^147185434 is an apocalyptic number.

147185434 is a deficient number, since it is larger than the sum of its proper divisors (93663494).

147185434 is a wasteful number, since it uses less digits than its factorization.

147185434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6690260.

The product of its digits is 53760, while the sum is 37.

The square root of 147185434 is about 12132.0004121332. Note that the first 3 decimals coincide. The cubic root of 147185434 is about 527.9850321935.

It can be divided in two parts, 147 and 185434, that added together give a palindrome (185581).

The spelling of 147185434 in words is "one hundred forty-seven million, one hundred eighty-five thousand, four hundred thirty-four".