542641122 has 24 divisors (see below), whose sum is σ = 1244883276. Its totient is φ = 170240256.

The previous prime is 542641111. The next prime is 542641133. The reversal of 542641122 is 221146245.

542641122 is a `hidden beast` number, since 5 + 4 + 2 + 641 + 12 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (542641111) and next prime (542641133).

It can be written as a sum of positive squares in 2 ways, for example, as 509359761 + 33281361 = 22569^2 + 5769^2 .

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 11 ways as a sum of consecutive naturals, for example, 886363 + ... + 886974.

Almost surely, 2^542641122 is an apocalyptic number.

542641122 is an abundant number, since it is smaller than the sum of its proper divisors (702242154).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542641122 is a wasteful number, since it uses less digits than its factorization.

542641122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1773362 (or 1773359 counting only the distinct ones).

The product of its digits is 3840, while the sum is 27.

The square root of 542641122 is about 23294.6586581560. The cubic root of 542641122 is about 815.6507390125.

Adding to 542641122 its reverse (221146245), we get a palindrome (763787367).

The spelling of 542641122 in words is "five hundred forty-two million, six hundred forty-one thousand, one hundred twenty-two".