542432432 has 40 divisors (see below), whose sum is σ = 1081630176. Its totient is φ = 263333376.

The previous prime is 542432417. The next prime is 542432441. The reversal of 542432432 is 234234245.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 542432395 and 542432404.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 524588 + ... + 525620.

Almost surely, 2^542432432 is an apocalyptic number.

It is an amenable number.

542432432 is a deficient number, since it is larger than the sum of its proper divisors (539197744).

542432432 is a wasteful number, since it uses less digits than its factorization.

542432432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1965 (or 1959 counting only the distinct ones).

The product of its digits is 23040, while the sum is 29.

The square root of 542432432 is about 23290.1788743668. The cubic root of 542432432 is about 815.5461640786.

Adding to 542432432 its reverse (234234245), we get a palindrome (776666677).

The spelling of 542432432 in words is "five hundred forty-two million, four hundred thirty-two thousand, four hundred thirty-two".