555005426 has 12 divisors (see below), whose sum is σ = 884360778. Its totient is φ = 261178752.

The previous prime is 555005419. The next prime is 555005459. The reversal of 555005426 is 624500555.

It can be written as a sum of positive squares in 3 ways, for example, as 447364801 + 107640625 = 21151^2 + 10375^2 .

It is a junction number, because it is equal to n+sod(n) for n = 555005392 and 555005401.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 479531 + ... + 480686.

Almost surely, 2^555005426 is an apocalyptic number.

555005426 is a deficient number, since it is larger than the sum of its proper divisors (329355352).

555005426 is a wasteful number, since it uses less digits than its factorization.

555005426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 960253 (or 960236 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The square root of 555005426 is about 23558.5531389345. The cubic root of 555005426 is about 821.7992545980.

The spelling of 555005426 in words is "five hundred fifty-five million, five thousand, four hundred twenty-six".