542216432 has 20 divisors (see below), whose sum is σ = 1054947360. Its totient is φ = 269971968.

The previous prime is 542216417. The next prime is 542216453. The reversal of 542216432 is 234612245.

It is a junction number, because it is equal to n+sod(n) for n = 542216395 and 542216404.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67073 + ... + 74720.

It is an arithmetic number, because the mean of its divisors is an integer number (52747368).

Almost surely, 2^542216432 is an apocalyptic number.

It is an amenable number.

542216432 is a deficient number, since it is larger than the sum of its proper divisors (512730928).

542216432 is a wasteful number, since it uses less digits than its factorization.

542216432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 142040 (or 142034 counting only the distinct ones).

The product of its digits is 11520, while the sum is 29.

The square root of 542216432 is about 23285.5412649137. The cubic root of 542216432 is about 815.4378978390.

Adding to 542216432 its reverse (234612245), we get a palindrome (776828677).

The spelling of 542216432 in words is "five hundred forty-two million, two hundred sixteen thousand, four hundred thirty-two".