542450022 has 8 divisors (see below), whose sum is σ = 1084900056. Its totient is φ = 180816672.

The previous prime is 542450021. The next prime is 542450047. The reversal of 542450022 is 220054245.

It is a happy number.

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

542450022 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 542449974 and 542450001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542450021) 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 3 ways as a sum of consecutive naturals, for example, 45204163 + ... + 45204174.

It is an arithmetic number, because the mean of its divisors is an integer number (135612507).

Almost surely, 2^542450022 is an apocalyptic number.

542450022 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.

542450022 is a wasteful number, since it uses less digits than its factorization.

542450022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90408342.

The product of its (nonzero) digits is 3200, while the sum is 24.

The square root of 542450022 is about 23290.5564982892. The cubic root of 542450022 is about 815.5549794942.

The spelling of 542450022 in words is "five hundred forty-two million, four hundred fifty thousand, twenty-two".