542454232 has 16 divisors (see below), whose sum is σ = 1024867800. Its totient is φ = 269156160.

The previous prime is 542454229. The next prime is 542454239. The reversal of 542454232 is 232454245.

It is a junction number, because it is equal to n+sod(n) for n = 542454194 and 542454203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542454239) 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, 257757 + ... + 259852.

Almost surely, 2^542454232 is an apocalyptic number.

It is an amenable number.

542454232 is a deficient number, since it is larger than the sum of its proper divisors (482413568).

542454232 is a wasteful number, since it uses less digits than its factorization.

542454232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 517746 (or 517742 counting only the distinct ones).

The product of its digits is 38400, while the sum is 31.

The square root of 542454232 is about 23290.6468780925. The cubic root of 542454232 is about 815.5570893522.

The spelling of 542454232 in words is "five hundred forty-two million, four hundred fifty-four thousand, two hundred thirty-two".