549885792 has 48 divisors (see below), whose sum is σ = 1449811440. Its totient is φ = 182487552.

The previous prime is 549885779. The next prime is 549885799. The reversal of 549885792 is 297588945.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (549885799) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9478 + ... + 34490.

It is an arithmetic number, because the mean of its divisors is an integer number (30204405).

Almost surely, 2^549885792 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 549885792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (724905720).

549885792 is an abundant number, since it is smaller than the sum of its proper divisors (899925648).

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

549885792 is a wasteful number, since it uses less digits than its factorization.

549885792 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25255 (or 25247 counting only the distinct ones).

The product of its digits is 7257600, while the sum is 57.

The square root of 549885792 is about 23449.6437499592. The cubic root of 549885792 is about 819.2645557393.

The spelling of 549885792 in words is "five hundred forty-nine million, eight hundred eighty-five thousand, seven hundred ninety-two".