542192 has 40 divisors (see below), whose sum is σ = 1238016. Its totient is φ = 225216.

The previous prime is 542189. The next prime is 542197. The reversal of 542192 is 291245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542197) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5213 + ... + 5315.

2⁵⁴²¹⁹² is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542192, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (619008).

542192 is an abundant number, since it is smaller than the sum of its proper divisors (695824).

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

542192 is a wasteful number, since it uses less digits than its factorization.

542192 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165 (or 159 counting only the distinct ones).

The product of its digits is 720, while the sum is 23.

The square root of 542192 is about 736.3368794241. The cubic root of 542192 is about 81.5425649914.

The spelling of 542192 in words is "five hundred forty-two thousand, one hundred ninety-two".