542228722 has 32 divisors (see below), whose sum is σ = 946142208. Its totient is φ = 228252816.

The previous prime is 542228717. The next prime is 542228723. The reversal of 542228722 is 227822245.

It is not an unprimeable number, because it can be changed into a prime (542228723) 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 15 ways as a sum of consecutive naturals, for example, 456213 + ... + 457399.

It is an arithmetic number, because the mean of its divisors is an integer number (29566944).

Almost surely, 2^542228722 is an apocalyptic number.

542228722 is a deficient number, since it is larger than the sum of its proper divisors (403913486).

542228722 is a wasteful number, since it uses less digits than its factorization.

542228722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750.

The product of its digits is 35840, while the sum is 34.

The square root of 542228722 is about 23285.8051610847. The cubic root of 542228722 is about 815.4440587589. Note that the first 3 decimals are identical.

The spelling of 542228722 in words is "five hundred forty-two million, two hundred twenty-eight thousand, seven hundred twenty-two".