5555456 has 18 divisors (see below), whose sum is σ = 11089722. Its totient is φ = 2777600.

The previous prime is 5555401. The next prime is 5555461. The reversal of 5555456 is 6545555.

It can be written as a sum of positive squares in only one way, i.e., 5382400 + 173056 = 2320^2 + 416^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10595 + ... + 11106.

Almost surely, 2^5555456 is an apocalyptic number.

It is an amenable number.

5555456 is a deficient number, since it is larger than the sum of its proper divisors (5534266).

5555456 is an equidigital number, since it uses as much as digits as its factorization.

5555456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21717 (or 21703 counting only the distinct ones).

The product of its digits is 75000, while the sum is 35.

The square root of 5555456 is about 2357.0014849380. The cubic root of 5555456 is about 177.1087035885.

Subtracting 5555456 from its reverse (6545555), we obtain a palindrome (990099).

The spelling of 5555456 in words is "five million, five hundred fifty-five thousand, four hundred fifty-six".