546303312 has 80 divisors (see below), whose sum is σ = 1593876160. Its totient is φ = 179107200.

The previous prime is 546303293. The next prime is 546303319. The reversal of 546303312 is 213303645.

It is a happy number.

546303312 is a `hidden beast` number, since 5 + 46 + 303 + 312 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546303319) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15987 + ... + 36717.

It is an arithmetic number, because the mean of its divisors is an integer number (19923452).

Almost surely, 2^546303312 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 546303312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (796938080).

546303312 is an abundant number, since it is smaller than the sum of its proper divisors (1047572848).

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

546303312 is a wasteful number, since it uses less digits than its factorization.

546303312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20809 (or 20797 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 27.

The square root of 546303312 is about 23373.1322676273. The cubic root of 546303312 is about 817.4815213397.

Adding to 546303312 its reverse (213303645), we get a palindrome (759606957).

The spelling of 546303312 in words is "five hundred forty-six million, three hundred three thousand, three hundred twelve".