546072493 has 2 divisors, whose sum is σ = 546072494. Its totient is φ = 546072492.

The previous prime is 546072491. The next prime is 546072503. The reversal of 546072493 is 394270645.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 295736809 + 250335684 = 17197^2 + 15822^2 .

It is a cyclic number.

It is not a de Polignac number, because 546072493 - 2¹ = 546072491 is a prime.

It is a super-2 number, since 2×546072493² = 596390335222470098, which contains 22 as substring.

Together with 546072491, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (546072491) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273036246 + 273036247.

It is an arithmetic number, because the mean of its divisors is an integer number (273036247).

Almost surely, 2^546072493 is an apocalyptic number.

It is an amenable number.

546072493 is a deficient number, since it is larger than the sum of its proper divisors (1).

546072493 is an equidigital number, since it uses as much as digits as its factorization.

546072493 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 181440, while the sum is 40.

The square root of 546072493 is about 23368.1940466096. The cubic root of 546072493 is about 817.3663735553.

The spelling of 546072493 in words is "five hundred forty-six million, seventy-two thousand, four hundred ninety-three".