542300623 has 4 divisors (see below), whose sum is σ = 542453128. Its totient is φ = 542148120.

The previous prime is 542300599. The next prime is 542300653. The reversal of 542300623 is 326003245.

It is a happy number.

542300623 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-542300623 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 (542300653) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70788 + ... + 78073.

It is an arithmetic number, because the mean of its divisors is an integer number (135613282).

Almost surely, 2^542300623 is an apocalyptic number.

542300623 is a deficient number, since it is larger than the sum of its proper divisors (152505).

542300623 is a wasteful number, since it uses less digits than its factorization.

542300623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152504.

The product of its (nonzero) digits is 4320, while the sum is 25.

The square root of 542300623 is about 23287.3489903853. The cubic root of 542300623 is about 815.4801005309.

Adding to 542300623 its reverse (326003245), we get a palindrome (868303868).

The spelling of 542300623 in words is "five hundred forty-two million, three hundred thousand, six hundred twenty-three".