147873242 has 16 divisors (see below), whose sum is σ = 256208832. Its totient is φ = 63261120.

The previous prime is 147873223. The next prime is 147873247. The reversal of 147873242 is 242378741.

147873242 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 147873196 and 147873205.

It is not an unprimeable number, because it can be changed into a prime (147873247) 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, 197318 + ... + 198065.

It is an arithmetic number, because the mean of its divisors is an integer number (16013052).

Almost surely, 2^147873242 is an apocalyptic number.

147873242 is a deficient number, since it is larger than the sum of its proper divisors (108335590).

147873242 is a wasteful number, since it uses less digits than its factorization.

147873242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395413.

The product of its digits is 75264, while the sum is 38.

The square root of 147873242 is about 12160.3142229138. The cubic root of 147873242 is about 528.8061916075.

The spelling of 147873242 in words is "one hundred forty-seven million, eight hundred seventy-three thousand, two hundred forty-two".