542102 has 16 divisors (see below), whose sum is σ = 910224. Its totient is φ = 240000.

The previous prime is 542093. The next prime is 542111. The reversal of 542102 is 201245.

It is an interprime number because it is at equal distance from previous prime (542093) and next prime (542111).

It is a nialpdrome in base 15.

It is a congruent number.

It is an unprimeable number.

542102 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 7 ways as a sum of consecutive naturals, for example, 602 + ... + 1202.

It is an arithmetic number, because the mean of its divisors is an integer number (56889).

2⁵⁴²¹⁰² is an apocalyptic number.

542102 is a deficient number, since it is larger than the sum of its proper divisors (368122).

542102 is a wasteful number, since it uses less digits than its factorization.

542102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 655.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 542102 is about 736.2757635560. The cubic root of 542102 is about 81.5380529139.

Adding to 542102 its reverse (201245), we get a palindrome (743347).

The spelling of 542102 in words is "five hundred forty-two thousand, one hundred two".