5556397 has 8 divisors (see below), whose sum is σ = 6927552. Its totient is φ = 4329600.

The previous prime is 5556391. The next prime is 5556407. The reversal of 5556397 is 7936555.

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

It is not a de Polignac number, because 5556397 - 2¹¹ = 5554349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5556391) 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 7 ways as a sum of consecutive naturals, for example, 36004 + ... + 36157.

It is an arithmetic number, because the mean of its divisors is an integer number (865944).

Almost surely, 2^5556397 is an apocalyptic number.

It is an amenable number.

5556397 is a deficient number, since it is larger than the sum of its proper divisors (1371155).

5556397 is a wasteful number, since it uses less digits than its factorization.

5556397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 72179.

The product of its digits is 141750, while the sum is 40.

The square root of 5556397 is about 2357.2010945187. The cubic root of 5556397 is about 177.1187027605.

The spelling of 5556397 in words is "five million, five hundred fifty-six thousand, three hundred ninety-seven".