555005606 has 4 divisors (see below), whose sum is σ = 832508412. Its totient is φ = 277502802.

The previous prime is 555005597. The next prime is 555005609. The reversal of 555005606 is 606500555.

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

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (555005609) 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 as a sum of consecutive naturals, namely, 138751400 + ... + 138751403.

It is an arithmetic number, because the mean of its divisors is an integer number (208127103).

Almost surely, 2^555005606 is an apocalyptic number.

555005606 is a deficient number, since it is larger than the sum of its proper divisors (277502806).

555005606 is a wasteful number, since it uses less digits than its factorization.

555005606 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277502805.

The product of its (nonzero) digits is 22500, while the sum is 32.

The square root of 555005606 is about 23558.5569592027. The cubic root of 555005606 is about 821.7993434403.

The spelling of 555005606 in words is "five hundred fifty-five million, five thousand, six hundred six".