547399476 has 144 divisors (see below), whose sum is σ = 1572676560. Its totient is φ = 159344640.

The previous prime is 547399427. The next prime is 547399483. The reversal of 547399476 is 674993745.

It is a happy number.

547399476 is a `hidden beast` number, since 547 + 3 + 9 + 94 + 7 + 6 = 666.

It can be written as a sum of positive squares in 8 ways, for example, as 97535376 + 449864100 = 9876^2 + 21210^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 718936 + ... + 719696.

It is an arithmetic number, because the mean of its divisors is an integer number (10921365).

Almost surely, 2^547399476 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 547399476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (786338280).

547399476 is an abundant number, since it is smaller than the sum of its proper divisors (1025277084).

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

547399476 is a wasteful number, since it uses less digits than its factorization.

547399476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 866 (or 861 counting only the distinct ones).

The product of its digits is 5715360, while the sum is 54.

The square root of 547399476 is about 23396.5697485764. The cubic root of 547399476 is about 818.0279181374.

The spelling of 547399476 in words is "five hundred forty-seven million, three hundred ninety-nine thousand, four hundred seventy-six".