147435638 has 16 divisors (see below), whose sum is σ = 252957600. Its totient is φ = 63134016.

The previous prime is 147435601. The next prime is 147435647. The reversal of 147435638 is 836534741.

It is a junction number, because it is equal to n+sod(n) for n = 147435595 and 147435604.

It is a congruent number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 16388 + ... + 23736.

It is an arithmetic number, because the mean of its divisors is an integer number (15809850).

Almost surely, 2^147435638 is an apocalyptic number.

147435638 is a deficient number, since it is larger than the sum of its proper divisors (105521962).

147435638 is a wasteful number, since it uses less digits than its factorization.

147435638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8791.

The product of its digits is 241920, while the sum is 41.

The square root of 147435638 is about 12142.3077707658. The cubic root of 147435638 is about 528.2840409076.

The spelling of 147435638 in words is "one hundred forty-seven million, four hundred thirty-five thousand, six hundred thirty-eight".