542654 has 16 divisors (see below), whose sum is σ = 943488. Its totient is φ = 229272.

The previous prime is 542603. The next prime is 542683. The reversal of 542654 is 456245.

It is a Curzon number.

It is a plaindrome in base 15.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929 + ... + 1395.

It is an arithmetic number, because the mean of its divisors is an integer number (58968).

2⁵⁴²⁶⁵⁴ is an apocalyptic number.

542654 is a deficient number, since it is larger than the sum of its proper divisors (400834).

542654 is a wasteful number, since it uses less digits than its factorization.

542654 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 559.

The product of its digits is 4800, while the sum is 26.

The square root of 542654 is about 736.6505277267. The cubic root of 542654 is about 81.5657191323.

Adding to 542654 its reverse (456245), we get a palindrome (998899).

The spelling of 542654 in words is "five hundred forty-two thousand, six hundred fifty-four".