556729369 has 8 divisors (see below), whose sum is σ = 647046720. Its totient is φ = 469108176.

The previous prime is 556729339. The next prime is 556729373. The reversal of 556729369 is 963927655.

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

It is a cyclic number.

It is not a de Polignac number, because 556729369 - 2¹³ = 556721177 is a prime.

It is a super-2 number, since 2×556729369² = 619895180614276322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556729339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 673594 + ... + 674419.

It is an arithmetic number, because the mean of its divisors is an integer number (80880840).

Almost surely, 2^556729369 is an apocalyptic number.

556729369 is a gapful number since it is divisible by the number (59) formed by its first and last digit.

It is an amenable number.

556729369 is a deficient number, since it is larger than the sum of its proper divisors (90317351).

556729369 is a wasteful number, since it uses less digits than its factorization.

556729369 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1348079.

The product of its digits is 3061800, while the sum is 52.

The square root of 556729369 is about 23595.1132440597. The cubic root of 556729369 is about 822.6492587345.

The spelling of 556729369 in words is "five hundred fifty-six million, seven hundred twenty-nine thousand, three hundred sixty-nine".