546427769 has 2 divisors, whose sum is σ = 546427770. Its totient is φ = 546427768.

The previous prime is 546427757. The next prime is 546427807. The reversal of 546427769 is 967724645.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 396487744 + 149940025 = 19912^2 + 12245^2 .

It is a cyclic number.

It is not a de Polignac number, because 546427769 - 2²⁴ = 529650553 is a prime.

It is a super-2 number, since 2×546427769² = 597166613468634722, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a Curzon number.

It is equal to p_28667669 and since 546427769 and 28667669 have the same sum of digits, it is a Honaker prime.

It is a weakly prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 273213884 + 273213885.

It is an arithmetic number, because the mean of its divisors is an integer number (273213885).

Almost surely, 2^546427769 is an apocalyptic number.

It is an amenable number.

546427769 is a deficient number, since it is larger than the sum of its proper divisors (1).

546427769 is an equidigital number, since it uses as much as digits as its factorization.

546427769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2540160, while the sum is 50.

The square root of 546427769 is about 23375.7945105616. The cubic root of 546427769 is about 817.5435952648.

It can be divided in two parts, 5464 and 27769, that added together give a palindrome (33233).

The spelling of 546427769 in words is "five hundred forty-six million, four hundred twenty-seven thousand, seven hundred sixty-nine".