555894449 has 12 divisors (see below), whose sum is σ = 630739200. Its totient is φ = 489053400.

The previous prime is 555894433. The next prime is 555894463. The reversal of 555894449 is 944498555.

It is not a de Polignac number, because 555894449 - 2⁴ = 555894433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 555894449.

It is not an unprimeable number, because it can be changed into a prime (555894949) 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 11 ways as a sum of consecutive naturals, for example, 70349 + ... + 77850.

It is an arithmetic number, because the mean of its divisors is an integer number (52561600).

Almost surely, 2^555894449 is an apocalyptic number.

It is an amenable number.

555894449 is a deficient number, since it is larger than the sum of its proper divisors (74844751).

555894449 is a wasteful number, since it uses less digits than its factorization.

555894449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148252 (or 148241 counting only the distinct ones).

The product of its digits is 5184000, while the sum is 53.

The square root of 555894449 is about 23577.4139591262. The cubic root of 555894449 is about 822.2378140870.

The spelling of 555894449 in words is "five hundred fifty-five million, eight hundred ninety-four thousand, four hundred forty-nine".