555673345 has 4 divisors (see below), whose sum is σ = 666808020. Its totient is φ = 444538672.

The previous prime is 555673303. The next prime is 555673367. The reversal of 555673345 is 543376555.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 543376555 = 5 ⋅108675311.

It can be written as a sum of positive squares in 2 ways, for example, as 255968001 + 299705344 = 15999^2 + 17312^2 .

It is a cyclic number.

It is not a de Polignac number, because 555673345 - 2⁹ = 555672833 is a prime.

It is an unprimeable number.

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, 55567330 + ... + 55567339.

It is an arithmetic number, because the mean of its divisors is an integer number (166702005).

Almost surely, 2^555673345 is an apocalyptic number.

It is an amenable number.

555673345 is a deficient number, since it is larger than the sum of its proper divisors (111134675).

555673345 is a wasteful number, since it uses less digits than its factorization.

555673345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111134674.

The product of its digits is 945000, while the sum is 43.

The square root of 555673345 is about 23572.7245985694. The cubic root of 555673345 is about 822.1287860879.

The spelling of 555673345 in words is "five hundred fifty-five million, six hundred seventy-three thousand, three hundred forty-five".