547992 has 64 divisors (see below), whose sum is σ = 1584000. Its totient is φ = 175392.

The previous prime is 547957. The next prime is 547999. The reversal of 547992 is 299745.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an Ulam number.

It is a d-powerful number, because it can be written as 5 + 4⁷ + 9² + 7² + 9⁶ + 2⁵ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (547999) by changing a digit.

547992 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9259 + ... + 9317.

It is an arithmetic number, because the mean of its divisors is an integer number (24750).

2⁵⁴⁷⁹⁹² 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 547992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (792000).

547992 is an abundant number, since it is smaller than the sum of its proper divisors (1036008).

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

547992 is a wasteful number, since it uses less digits than its factorization.

547992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117 (or 107 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 547992 is about 740.2648174809. The cubic root of 547992 is about 81.8322965548.

The spelling of 547992 in words is "five hundred forty-seven thousand, nine hundred ninety-two".