542879522 has 8 divisors (see below), whose sum is σ = 815397276. Its totient is φ = 271080432.

The previous prime is 542879501. The next prime is 542879527. The reversal of 542879522 is 225978245.

It can be written as a sum of positive squares in 2 ways, for example, as 522076801 + 20802721 = 22849^2 + 4561^2 .

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

It is not an unprimeable number, because it can be changed into a prime (542879527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177773 + ... + 180800.

Almost surely, 2^542879522 is an apocalyptic number.

542879522 is a deficient number, since it is larger than the sum of its proper divisors (272517754).

542879522 is a wasteful number, since it uses less digits than its factorization.

542879522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 359332.

The product of its digits is 403200, while the sum is 44.

The square root of 542879522 is about 23299.7751491297. The cubic root of 542879522 is about 815.7701688769.

The spelling of 542879522 in words is "five hundred forty-two million, eight hundred seventy-nine thousand, five hundred twenty-two".