147534242 has 8 divisors (see below), whose sum is σ = 221354796. Its totient is φ = 73749312.

The previous prime is 147534229. The next prime is 147534251. The reversal of 147534242 is 242435741.

It can be written as a sum of positive squares in 2 ways, for example, as 145709041 + 1825201 = 12071^2 + 1351^2 .

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 = 147534199 and 147534208.

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, 7478 + ... + 18734.

Almost surely, 2^147534242 is an apocalyptic number.

147534242 is a deficient number, since it is larger than the sum of its proper divisors (73820554).

147534242 is a wasteful number, since it uses less digits than its factorization.

147534242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17812.

The product of its digits is 26880, while the sum is 32.

The square root of 147534242 is about 12146.3674405149. The cubic root of 147534242 is about 528.4017856445.

Adding to 147534242 its reverse (242435741), we get a palindrome (389969983).

The spelling of 147534242 in words is "one hundred forty-seven million, five hundred thirty-four thousand, two hundred forty-two".