547222864 has 20 divisors (see below), whose sum is σ = 1060730100. Its totient is φ = 273486080.

The previous prime is 547222813. The next prime is 547222867. The reversal of 547222864 is 468222745.

It can be written as a sum of positive squares in 2 ways, for example, as 385729600 + 161493264 = 19640^2 + 12708^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (547222867) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 35412 + ... + 48460.

It is an arithmetic number, because the mean of its divisors is an integer number (53036505).

Almost surely, 2^547222864 is an apocalyptic number.

It is an amenable number.

547222864 is a deficient number, since it is larger than the sum of its proper divisors (513507236).

547222864 is a wasteful number, since it uses less digits than its factorization.

547222864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15678 (or 15672 counting only the distinct ones).

The product of its digits is 215040, while the sum is 40.

The square root of 547222864 is about 23392.7951301250. The cubic root of 547222864 is about 817.9399329801.

The spelling of 547222864 in words is "five hundred forty-seven million, two hundred twenty-two thousand, eight hundred sixty-four".