542330 has 16 divisors (see below), whose sum is σ = 984744. Its totient is φ = 215040.

The previous prime is 542323. The next prime is 542371. The reversal of 542330 is 33245.

It can be written as a sum of positive squares in 4 ways, for example, as 413449 + 128881 = 643^2 + 359^2 .

It is a Curzon number.

It is a nialpdrome in base 15.

It is a zygodrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 542299 and 542308.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1790 + ... + 2070.

2⁵⁴²³³⁰ is an apocalyptic number.

542330 is a deficient number, since it is larger than the sum of its proper divisors (442414).

542330 is a wasteful number, since it uses less digits than its factorization.

542330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 481.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 542330 is about 736.4305805709. The cubic root of 542330 is about 81.5494825406.

Adding to 542330 its reverse (33245), we get a palindrome (575575).

The spelling of 542330 in words is "five hundred forty-two thousand, three hundred thirty".