606551 has 8 divisors (see below), whose sum is σ = 672384. Its totient is φ = 542520.

The previous prime is 606539. The next prime is 606559. The reversal of 606551 is 155606.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-606551 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606559) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 326 + ... + 1148.

It is an arithmetic number, because the mean of its divisors is an integer number (84048).

2⁶⁰⁶⁵⁵¹ is an apocalyptic number.

606551 is a deficient number, since it is larger than the sum of its proper divisors (65833).

606551 is a wasteful number, since it uses less digits than its factorization.

606551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 901.

The product of its (nonzero) digits is 900, while the sum is 23.

The square root of 606551 is about 778.8138416849. The cubic root of 606551 is about 84.6491187171.

It can be divided in two parts, 6065 and 51, that added together give a palindrome (6116).

The spelling of 606551 in words is "six hundred six thousand, five hundred fifty-one".