549268842 has 64 divisors (see below), whose sum is σ = 1182652416. Its totient is φ = 169646400.

The previous prime is 549268829. The next prime is 549268849. The reversal of 549268842 is 248862945.

It is a happy number.

549268842 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 549268791 and 549268800.

It is not an unprimeable number, because it can be changed into a prime (549268849) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 895728 + ... + 896340.

It is an arithmetic number, because the mean of its divisors is an integer number (18478944).

Almost surely, 2^549268842 is an apocalyptic number.

549268842 is an abundant number, since it is smaller than the sum of its proper divisors (633383574).

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

549268842 is a wasteful number, since it uses less digits than its factorization.

549268842 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 835.

The product of its digits is 1105920, while the sum is 48.

The square root of 549268842 is about 23436.4852740337. The cubic root of 549268842 is about 818.9580469922.

The spelling of 549268842 in words is "five hundred forty-nine million, two hundred sixty-eight thousand, eight hundred forty-two".