542147294 has 16 divisors (see below), whose sum is σ = 878140032. Its totient is φ = 249546528.

The previous prime is 542147239. The next prime is 542147363. The reversal of 542147294 is 492741245.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 18254 + ... + 37649.

It is an arithmetic number, because the mean of its divisors is an integer number (54883752).

Almost surely, 2^542147294 is an apocalyptic number.

542147294 is a deficient number, since it is larger than the sum of its proper divisors (335992738).

542147294 is a wasteful number, since it uses less digits than its factorization.

542147294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56291.

The product of its digits is 80640, while the sum is 38.

The square root of 542147294 is about 23284.0566482733. The cubic root of 542147294 is about 815.4032375456.

The spelling of 542147294 in words is "five hundred forty-two million, one hundred forty-seven thousand, two hundred ninety-four".