546421318 has 8 divisors (see below), whose sum is σ = 822302712. Its totient is φ = 272320416.

The previous prime is 546421313. The next prime is 546421367. The reversal of 546421318 is 813124645.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×546421318³ (a number of 27 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546421313) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 444355 + ... + 445582.

It is an arithmetic number, because the mean of its divisors is an integer number (102787839).

Almost surely, 2^546421318 is an apocalyptic number.

546421318 is a deficient number, since it is larger than the sum of its proper divisors (275881394).

546421318 is a wasteful number, since it uses less digits than its factorization.

546421318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890246.

The product of its digits is 23040, while the sum is 34.

The square root of 546421318 is about 23375.6565255396. The cubic root of 546421318 is about 817.5403780085.

The spelling of 546421318 in words is "five hundred forty-six million, four hundred twenty-one thousand, three hundred eighteen".