542046532 has 24 divisors (see below), whose sum is σ = 980279552. Its totient is φ = 261986400.

The previous prime is 542046521. The next prime is 542046577. The reversal of 542046532 is 235640245.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 542046494 and 542046503.

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 7 ways as a sum of consecutive naturals, for example, 143338 + ... + 147070.

Almost surely, 2^542046532 is an apocalyptic number.

It is an amenable number.

542046532 is a deficient number, since it is larger than the sum of its proper divisors (438233020).

542046532 is a wasteful number, since it uses less digits than its factorization.

542046532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4939 (or 4937 counting only the distinct ones).

The product of its (nonzero) digits is 28800, while the sum is 31.

The square root of 542046532 is about 23281.8927924686. The cubic root of 542046532 is about 815.3527182171.

Adding to 542046532 its reverse (235640245), we get a palindrome (777686777).

The spelling of 542046532 in words is "five hundred forty-two million, forty-six thousand, five hundred thirty-two".