555620867 has 6 divisors (see below), whose sum is σ = 580829172. Its totient is φ = 531462932.

The previous prime is 555620803. The next prime is 555620869. The reversal of 555620867 is 768026555.

It is not a de Polignac number, because 555620867 - 2⁶ = 555620803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (555620869) 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 5 ways as a sum of consecutive naturals, for example, 524633 + ... + 525690.

It is an arithmetic number, because the mean of its divisors is an integer number (96804862).

Almost surely, 2^555620867 is an apocalyptic number.

555620867 is a deficient number, since it is larger than the sum of its proper divisors (25208305).

555620867 is a wasteful number, since it uses less digits than its factorization.

555620867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1050369 (or 1050346 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 44.

The square root of 555620867 is about 23571.6114637926. The cubic root of 555620867 is about 822.1029045558.

The spelling of 555620867 in words is "five hundred fifty-five million, six hundred twenty thousand, eight hundred sixty-seven".