606549 has 4 divisors (see below), whose sum is σ = 808736. Its totient is φ = 404364.

The previous prime is 606539. The next prime is 606559. The reversal of 606549 is 945606.

606549 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (606539) and next prime (606559).

It is not a de Polignac number, because 606549 - 2⁹ = 606037 is a prime.

It is an Ulam number.

It is a D-number.

It is a Duffinian number.

606549 is strictly pandigital in base 7.

606549 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606539) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101089 + ... + 101094.

It is an arithmetic number, because the mean of its divisors is an integer number (202184).

2⁶⁰⁶⁵⁴⁹ is an apocalyptic number.

It is an amenable number.

606549 is a deficient number, since it is larger than the sum of its proper divisors (202187).

606549 is a wasteful number, since it uses less digits than its factorization.

606549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 202186.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 606549 is about 778.8125576800. The cubic root of 606549 is about 84.6490256782.

The spelling of 606549 in words is "six hundred six thousand, five hundred forty-nine".