5556387 has 16 divisors (see below), whose sum is σ = 7644672. Its totient is φ = 3588000.

The previous prime is 5556373. The next prime is 5556391. The reversal of 5556387 is 7836555.

It is not a de Polignac number, because 5556387 - 2⁷ = 5556259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5556337) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22012 + ... + 22262.

It is an arithmetic number, because the mean of its divisors is an integer number (477792).

Almost surely, 2^5556387 is an apocalyptic number.

5556387 is a deficient number, since it is larger than the sum of its proper divisors (2088285).

5556387 is a wasteful number, since it uses less digits than its factorization.

5556387 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458.

The product of its digits is 126000, while the sum is 39.

The square root of 5556387 is about 2357.1989733580. The cubic root of 5556387 is about 177.1185965053.

The spelling of 5556387 in words is "five million, five hundred fifty-six thousand, three hundred eighty-seven".