542240014 has 4 divisors (see below), whose sum is σ = 813360024. Its totient is φ = 271120006.

The previous prime is 542240009. The next prime is 542240021. The reversal of 542240014 is 410042245.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 135560002 + ... + 135560005.

It is an arithmetic number, because the mean of its divisors is an integer number (203340006).

Almost surely, 2^542240014 is an apocalyptic number.

542240014 is a deficient number, since it is larger than the sum of its proper divisors (271120010).

542240014 is a wasteful number, since it uses less digits than its factorization.

542240014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271120009.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 542240014 is about 23286.0476251338. The cubic root of 542240014 is about 815.4497193040.

Adding to 542240014 its reverse (410042245), we get a palindrome (952282259).

The spelling of 542240014 in words is "five hundred forty-two million, two hundred forty thousand, fourteen".