546442312 has 16 divisors (see below), whose sum is σ = 1103393340. Its totient is φ = 252204096.

The previous prime is 546442297. The next prime is 546442321. The reversal of 546442312 is 213244645.

It can be written as a sum of positive squares in 2 ways, for example, as 545035716 + 1406596 = 23346^2 + 1186^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2627023 + ... + 2627230.

Almost surely, 2^546442312 is an apocalyptic number.

546442312 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

546442312 is an abundant number, since it is smaller than the sum of its proper divisors (556951028).

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

546442312 is a wasteful number, since it uses less digits than its factorization.

546442312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5254272 (or 5254268 counting only the distinct ones).

The product of its digits is 23040, while the sum is 31.

The square root of 546442312 is about 23376.1055781326. The cubic root of 546442312 is about 817.5508480874.

Adding to 546442312 its reverse (213244645), we get a palindrome (759686957).

The spelling of 546442312 in words is "five hundred forty-six million, four hundred forty-two thousand, three hundred twelve".