542653122 has 64 divisors (see below), whose sum is σ = 1265725440. Its totient is φ = 153436800.

The previous prime is 542653049. The next prime is 542653147. The reversal of 542653122 is 221356245.

It is a self number, because there is not a number n which added to its sum of digits gives 542653122.

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 31 ways as a sum of consecutive naturals, for example, 57879 + ... + 66597.

It is an arithmetic number, because the mean of its divisors is an integer number (19776960).

Almost surely, 2^542653122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542653122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (632862720).

542653122 is an abundant number, since it is smaller than the sum of its proper divisors (723072318).

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

542653122 is a wasteful number, since it uses less digits than its factorization.

542653122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8799.

The product of its digits is 14400, while the sum is 30.

The square root of 542653122 is about 23294.9162265074. The cubic root of 542653122 is about 815.6567514188.

The spelling of 542653122 in words is "five hundred forty-two million, six hundred fifty-three thousand, one hundred twenty-two".