546450331 has 4 divisors (see below), whose sum is σ = 624514672. Its totient is φ = 468385992.

The previous prime is 546450323. The next prime is 546450349. The reversal of 546450331 is 133054645.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 546450331 - 2³ = 546450323 is a prime.

It is a super-2 number, since 2×546450331² = 597215928500019122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 546450293 and 546450302.

It is not an unprimeable number, because it can be changed into a prime (546450301) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 39032160 + ... + 39032173.

It is an arithmetic number, because the mean of its divisors is an integer number (156128668).

Almost surely, 2^546450331 is an apocalyptic number.

546450331 is a deficient number, since it is larger than the sum of its proper divisors (78064341).

546450331 is an equidigital number, since it uses as much as digits as its factorization.

546450331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78064340.

The product of its (nonzero) digits is 21600, while the sum is 31.

The square root of 546450331 is about 23376.2770988025. The cubic root of 546450331 is about 817.5548472337.

The spelling of 546450331 in words is "five hundred forty-six million, four hundred fifty thousand, three hundred thirty-one".