556435849 has 4 divisors (see below), whose sum is σ = 580628736. Its totient is φ = 532242964.

The previous prime is 556435819. The next prime is 556435853. The reversal of 556435849 is 948534655.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 948534655 = 5 ⋅189706931.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-556435849 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (556435819) 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, 12096409 + ... + 12096454.

It is an arithmetic number, because the mean of its divisors is an integer number (145157184).

Almost surely, 2^556435849 is an apocalyptic number.

It is an amenable number.

556435849 is a deficient number, since it is larger than the sum of its proper divisors (24192887).

556435849 is a wasteful number, since it uses less digits than its factorization.

556435849 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24192886.

The product of its digits is 2592000, while the sum is 49.

The square root of 556435849 is about 23588.8924920184. The cubic root of 556435849 is about 822.5046603765.

The spelling of 556435849 in words is "five hundred fifty-six million, four hundred thirty-five thousand, eight hundred forty-nine".