147444242 has 8 divisors (see below), whose sum is σ = 241272432. Its totient is φ = 67020100.

The previous prime is 147444239. The next prime is 147444331. The reversal of 147444242 is 242444741.

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 = 147444199 and 147444208.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3350984 + ... + 3351027.

It is an arithmetic number, because the mean of its divisors is an integer number (30159054).

Almost surely, 2^147444242 is an apocalyptic number.

147444242 is a deficient number, since it is larger than the sum of its proper divisors (93828190).

147444242 is a wasteful number, since it uses less digits than its factorization.

147444242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6702024.

The product of its digits is 28672, while the sum is 32.

The square root of 147444242 is about 12142.6620639792. The cubic root of 147444242 is about 528.2943171826.

Adding to 147444242 its reverse (242444741), we get a palindrome (389888983).

The spelling of 147444242 in words is "one hundred forty-seven million, four hundred forty-four thousand, two hundred forty-two".