556707 has 4 divisors (see below), whose sum is σ = 742280. Its totient is φ = 371136.

The previous prime is 556697. The next prime is 556709. The reversal of 556707 is 707655.

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

It is not a de Polignac number, because 556707 - 2⁴ = 556691 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (556709) 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, 92782 + ... + 92787.

It is an arithmetic number, because the mean of its divisors is an integer number (185570).

2⁵⁵⁶⁷⁰⁷ is an apocalyptic number.

556707 is a deficient number, since it is larger than the sum of its proper divisors (185573).

556707 is a wasteful number, since it uses less digits than its factorization.

556707 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185572.

The product of its (nonzero) digits is 7350, while the sum is 30.

The square root of 556707 is about 746.1280051037. The cubic root of 556707 is about 82.2638240761.

The spelling of 556707 in words is "five hundred fifty-six thousand, seven hundred seven".