542332166 has 16 divisors (see below), whose sum is σ = 844784640. Its totient is φ = 260842440.

The previous prime is 542332163. The next prime is 542332171. The reversal of 542332166 is 661233245.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542332163) by changing a digit.

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, 15836 + ... + 36543.

It is an arithmetic number, because the mean of its divisors is an integer number (52799040).

Almost surely, 2^542332166 is an apocalyptic number.

542332166 is a deficient number, since it is larger than the sum of its proper divisors (302452474).

542332166 is a wasteful number, since it uses less digits than its factorization.

542332166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52579.

The product of its digits is 25920, while the sum is 32.

The square root of 542332166 is about 23288.0262366736. The cubic root of 542332166 is about 815.4959110666.

The spelling of 542332166 in words is "five hundred forty-two million, three hundred thirty-two thousand, one hundred sixty-six".