546227421 has 8 divisors (see below), whose sum is σ = 728419200. Its totient is φ = 364093632.

The previous prime is 546227377. The next prime is 546227453. The reversal of 546227421 is 124722645.

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

It is not a de Polignac number, because 546227421 - 2⁷ = 546227293 is a prime.

It is a super-2 number, since 2×546227421² = 596728790904622482, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (546227321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17701 + ... + 37493.

It is an arithmetic number, because the mean of its divisors is an integer number (91052400).

Almost surely, 2^546227421 is an apocalyptic number.

It is an amenable number.

546227421 is a deficient number, since it is larger than the sum of its proper divisors (182191779).

546227421 is a wasteful number, since it uses less digits than its factorization.

546227421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28995.

The product of its digits is 26880, while the sum is 33.

The square root of 546227421 is about 23371.5087446232. The cubic root of 546227421 is about 817.4436654687.

The spelling of 546227421 in words is "five hundred forty-six million, two hundred twenty-seven thousand, four hundred twenty-one".