555822427 has 4 divisors (see below), whose sum is σ = 555972760. Its totient is φ = 555672096.

The previous prime is 555822413. The next prime is 555822451. The reversal of 555822427 is 724228555.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 555822427 - 2²³ = 547433819 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 555822427.

It is not an unprimeable number, because it can be changed into a prime (555822457) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69477 + ... + 77062.

It is an arithmetic number, because the mean of its divisors is an integer number (138993190).

Almost surely, 2^555822427 is an apocalyptic number.

555822427 is a deficient number, since it is larger than the sum of its proper divisors (150333).

555822427 is a wasteful number, since it uses less digits than its factorization.

555822427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150332.

The product of its digits is 224000, while the sum is 40.

The square root of 555822427 is about 23575.8865580915. The cubic root of 555822427 is about 822.2023026875.

The spelling of 555822427 in words is "five hundred fifty-five million, eight hundred twenty-two thousand, four hundred twenty-seven".