542804920 has 64 divisors (see below), whose sum is σ = 1469260800. Its totient is φ = 176307840.

The previous prime is 542804909. The next prime is 542804921. The reversal of 542804920 is 29408245.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (542804921) 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, 45696 + ... + 56335.

It is an arithmetic number, because the mean of its divisors is an integer number (22957200).

Almost surely, 2^542804920 is an apocalyptic number.

It is an amenable number.

542804920 is an abundant number, since it is smaller than the sum of its proper divisors (926455880).

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

542804920 is a wasteful number, since it uses less digits than its factorization.

542804920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102068 (or 102064 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 34.

The square root of 542804920 is about 23298.1741773900. The cubic root of 542804920 is about 815.7327997053.

The spelling of 542804920 in words is "five hundred forty-two million, eight hundred four thousand, nine hundred twenty".