542111224 has 8 divisors (see below), whose sum is σ = 1016458560. Its totient is φ = 271055608.

The previous prime is 542111221. The next prime is 542111233. The reversal of 542111224 is 422111245.

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 542111195 and 542111204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542111221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33881944 + ... + 33881959.

It is an arithmetic number, because the mean of its divisors is an integer number (127057320).

Almost surely, 2^542111224 is an apocalyptic number.

It is an amenable number.

542111224 is a deficient number, since it is larger than the sum of its proper divisors (474347336).

542111224 is a wasteful number, since it uses less digits than its factorization.

542111224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67763909 (or 67763905 counting only the distinct ones).

The product of its digits is 640, while the sum is 22.

The square root of 542111224 is about 23283.2820710483. The cubic root of 542111224 is about 815.3851537472.

Adding to 542111224 its reverse (422111245), we get a palindrome (964222469).

The spelling of 542111224 in words is "five hundred forty-two million, one hundred eleven thousand, two hundred twenty-four".