542650 has 12 divisors (see below), whose sum is σ = 1009422. Its totient is φ = 217040.

The previous prime is 542603. The next prime is 542683. The reversal of 542650 is 56245.

542650 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 410881 + 131769 = 641^2 + 363^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5377 + ... + 5476.

2⁵⁴²⁶⁵⁰ is an apocalyptic number.

542650 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

542650 is a deficient number, since it is larger than the sum of its proper divisors (466772).

542650 is a wasteful number, since it uses less digits than its factorization.

542650 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10865 (or 10860 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 542650 is about 736.6478127301. The cubic root of 542650 is about 81.5655187200.

Adding to 542650 its reverse (56245), we get a palindrome (598895).

It can be divided in two parts, 5426 and 50, that added together give a square (5476 = 74²).

The spelling of 542650 in words is "five hundred forty-two thousand, six hundred fifty".