542423908 has 12 divisors (see below), whose sum is σ = 1022260540. Its totient is φ = 250349472.

The previous prime is 542423873. The next prime is 542423929. The reversal of 542423908 is 809324245.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 104693824 + 437730084 = 10232^2 + 20922^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5215563 + ... + 5215666.

Almost surely, 2^542423908 is an apocalyptic number.

It is an amenable number.

542423908 is a deficient number, since it is larger than the sum of its proper divisors (479836632).

542423908 is a wasteful number, since it uses less digits than its factorization.

542423908 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10431246 (or 10431244 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 37.

The square root of 542423908 is about 23289.9958780589. The cubic root of 542423908 is about 815.5418921168.

The spelling of 542423908 in words is "five hundred forty-two million, four hundred twenty-three thousand, nine hundred eight".