542332501 has 4 divisors (see below), whose sum is σ = 542961792. Its totient is φ = 541703212.

The previous prime is 542332489. The next prime is 542332559. The reversal of 542332501 is 105233245.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 542332501 - 2⁹ = 542331989 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542332001) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 313351 + ... + 315076.

It is an arithmetic number, because the mean of its divisors is an integer number (135740448).

Almost surely, 2^542332501 is an apocalyptic number.

It is an amenable number.

542332501 is a deficient number, since it is larger than the sum of its proper divisors (629291).

542332501 is an equidigital number, since it uses as much as digits as its factorization.

542332501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 629290.

The product of its (nonzero) digits is 3600, while the sum is 25.

The square root of 542332501 is about 23288.0334292099. The cubic root of 542332501 is about 815.4960789779.

Adding to 542332501 its reverse (105233245), we get a palindrome (647565746).

The spelling of 542332501 in words is "five hundred forty-two million, three hundred thirty-two thousand, five hundred one".