556361741 has 4 divisors (see below), whose sum is σ = 599158812. Its totient is φ = 513564672.

The previous prime is 556361713. The next prime is 556361747. The reversal of 556361741 is 147163655.

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

It can be written as a sum of positive squares in 2 ways, for example, as 289170025 + 267191716 = 17005^2 + 16346^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-556361741 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 556361695 and 556361704.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556361747) 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 3 ways as a sum of consecutive naturals, for example, 21398516 + ... + 21398541.

It is an arithmetic number, because the mean of its divisors is an integer number (149789703).

Almost surely, 2^556361741 is an apocalyptic number.

It is an amenable number.

556361741 is a deficient number, since it is larger than the sum of its proper divisors (42797071).

556361741 is a wasteful number, since it uses less digits than its factorization.

556361741 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42797070.

The product of its digits is 75600, while the sum is 38.

The square root of 556361741 is about 23587.3216156477. The cubic root of 556361741 is about 822.4681441086.

The spelling of 556361741 in words is "five hundred fifty-six million, three hundred sixty-one thousand, seven hundred forty-one".