547972 has 6 divisors (see below), whose sum is σ = 958958. Its totient is φ = 273984.

The previous prime is 547957. The next prime is 547999. The reversal of 547972 is 279745.

It can be written as a sum of positive squares in only one way, i.e., 538756 + 9216 = 734^2 + 96^2 .

It is a d-powerful number, because it can be written as 5 + 4⁷ + 9⁶ + 7 + 7 + 2⁷ .

It is a plaindrome in base 11.

It is an unprimeable number.

547972 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 68493 + ... + 68500.

2⁵⁴⁷⁹⁷² is an apocalyptic number.

It is an amenable number.

547972 is a deficient number, since it is larger than the sum of its proper divisors (410986).

547972 is a wasteful number, since it uses less digits than its factorization.

547972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136997 (or 136995 counting only the distinct ones).

The product of its digits is 17640, while the sum is 34.

The square root of 547972 is about 740.2513086783. The cubic root of 547972 is about 81.8313010014.

The spelling of 547972 in words is "five hundred forty-seven thousand, nine hundred seventy-two".