542928 has 20 divisors (see below), whose sum is σ = 1402688. Its totient is φ = 180960.

The previous prime is 542923. The next prime is 542933. The reversal of 542928 is 829245.

It is an interprime number because it is at equal distance from previous prime (542923) and next prime (542933).

It is a junction number, because it is equal to n+sod(n) for n = 542895 and 542904.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542921) by changing a digit.

542928 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5608 + ... + 5703.

2⁵⁴²⁹²⁸ is an apocalyptic number.

It is an amenable number.

542928 is an abundant number, since it is smaller than the sum of its proper divisors (859760).

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

542928 is a wasteful number, since it uses less digits than its factorization.

542928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11322 (or 11316 counting only the distinct ones).

The product of its digits is 5760, while the sum is 30.

The square root of 542928 is about 736.8364811815. The cubic root of 542928 is about 81.5794450341.

The spelling of 542928 in words is "five hundred forty-two thousand, nine hundred twenty-eight".