542023320 has 64 divisors (see below), whose sum is σ = 1632960000. Its totient is φ = 143927168.

The previous prime is 542023297. The next prime is 542023327. The reversal of 542023320 is 23320245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542023327) 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 15 ways as a sum of consecutive naturals, for example, 19231 + ... + 38129.

It is an arithmetic number, because the mean of its divisors is an integer number (25515000).

Almost surely, 2^542023320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 542023320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (816480000).

542023320 is an abundant number, since it is smaller than the sum of its proper divisors (1090936680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

542023320 is a wasteful number, since it uses less digits than its factorization.

542023320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19152 (or 19148 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 542023320 is about 23281.3942881435. The cubic root of 542023320 is about 815.3410794639.

Adding to 542023320 its reverse (23320245), we get a palindrome (565343565).

The spelling of 542023320 in words is "five hundred forty-two million, twenty-three thousand, three hundred twenty".