542712 has 16 divisors (see below), whose sum is σ = 1356840. Its totient is φ = 180896.

The previous prime is 542693. The next prime is 542713. The reversal of 542712 is 217245.

542712 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542713) 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, 11283 + ... + 11330.

2⁵⁴²⁷¹² is an apocalyptic number.

It is an amenable number.

542712 is an abundant number, since it is smaller than the sum of its proper divisors (814128).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542712 is a wasteful number, since it uses less digits than its factorization.

542712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22622 (or 22618 counting only the distinct ones).

The product of its digits is 560, while the sum is 21.

The square root of 542712 is about 736.6898940531. The cubic root of 542712 is about 81.5686250006.

Adding to 542712 its reverse (217245), we get a palindrome (759957).

The spelling of 542712 in words is "five hundred forty-two thousand, seven hundred twelve".