546770081 has 24 divisors (see below), whose sum is σ = 650053992. Its totient is φ = 456825600.

The previous prime is 546770071. The next prime is 546770083. The reversal of 546770081 is 180077645.

It can be written as a sum of positive squares in 4 ways, for example, as 91374481 + 455395600 = 9559^2 + 21340^2 .

It is not a de Polignac number, because 546770081 - 2⁶ = 546770017 is a prime.

It is a super-2 number, since 2×546770081² = 597915042953493122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (546770083) by changing a digit.

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 23 ways as a sum of consecutive naturals, for example, 441395 + ... + 442631.

It is an arithmetic number, because the mean of its divisors is an integer number (27085583).

Almost surely, 2^546770081 is an apocalyptic number.

It is an amenable number.

546770081 is a deficient number, since it is larger than the sum of its proper divisors (103283911).

546770081 is a wasteful number, since it uses less digits than its factorization.

546770081 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1553 (or 1542 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 38.

The square root of 546770081 is about 23383.1152971541. The cubic root of 546770081 is about 817.7142775157.

The spelling of 546770081 in words is "five hundred forty-six million, seven hundred seventy thousand, eighty-one".