147045642 has 8 divisors (see below), whose sum is σ = 294091296. Its totient is φ = 49015212.

The previous prime is 147045629. The next prime is 147045643. The reversal of 147045642 is 246540741.

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

147045642 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (147045643) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 12253798 + ... + 12253809.

It is an arithmetic number, because the mean of its divisors is an integer number (36761412).

Almost surely, 2^147045642 is an apocalyptic number.

147045642 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

147045642 is a wasteful number, since it uses less digits than its factorization.

147045642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24507612.

The product of its (nonzero) digits is 26880, while the sum is 33.

The square root of 147045642 is about 12126.2377512566. The cubic root of 147045642 is about 527.8178248352.

The spelling of 147045642 in words is "one hundred forty-seven million, forty-five thousand, six hundred forty-two".