546781992 has 32 divisors (see below), whose sum is σ = 1374602400. Its totient is φ = 181241024.

The previous prime is 546781957. The next prime is 546782009. The reversal of 546781992 is 299187645.

It is a super-3 number, since 3×546781992³ (a number of 27 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59343 + ... + 67934.

It is an arithmetic number, because the mean of its divisors is an integer number (42956325).

Almost surely, 2^546781992 is an apocalyptic number.

It is an amenable number.

546781992 is an abundant number, since it is smaller than the sum of its proper divisors (827820408).

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

546781992 is a wasteful number, since it uses less digits than its factorization.

546781992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127465 (or 127461 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 51.

The square root of 546781992 is about 23383.3699880920. The cubic root of 546781992 is about 817.7202152486.

The spelling of 546781992 in words is "five hundred forty-six million, seven hundred eighty-one thousand, nine hundred ninety-two".