5556903 has 8 divisors (see below), whose sum is σ = 8082816. Its totient is φ = 3367800.

The previous prime is 5556877. The next prime is 5556907. The reversal of 5556903 is 3096555.

5556903 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 5556903 - 2⁹ = 5556391 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Harshad number since it is a multiple of its sum of digits (33), and also a Moran number because the ratio is a prime number: 168391 = 5556903 / (5 + 5 + 5 + 6 + 9 + 0 + 3).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5556907) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 84163 + ... + 84228.

It is an arithmetic number, because the mean of its divisors is an integer number (1010352).

Almost surely, 2^5556903 is an apocalyptic number.

5556903 is a deficient number, since it is larger than the sum of its proper divisors (2525913).

5556903 is a wasteful number, since it uses less digits than its factorization.

5556903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168405.

The product of its (nonzero) digits is 20250, while the sum is 33.

The square root of 5556903 is about 2357.3084227568. The cubic root of 5556903 is about 177.1240791068.

The spelling of 5556903 in words is "five million, five hundred fifty-six thousand, nine hundred three".