606684549 has 16 divisors (see below), whose sum is σ = 831961152. Its totient is φ = 393028608.

The previous prime is 606684493. The next prime is 606684557. The reversal of 606684549 is 945486606.

It is a happy number.

It is not a de Polignac number, because 606684549 - 2⁸ = 606684293 is a prime.

It is a super-2 number, since 2×606684549² = 736132283990666802, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 606684498 and 606684507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606684149) 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 15 ways as a sum of consecutive naturals, for example, 13477 + ... + 37349.

It is an arithmetic number, because the mean of its divisors is an integer number (51997572).

Almost surely, 2^606684549 is an apocalyptic number.

It is an amenable number.

606684549 is a deficient number, since it is larger than the sum of its proper divisors (225276603).

606684549 is a wasteful number, since it uses less digits than its factorization.

606684549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24116.

The product of its (nonzero) digits is 1244160, while the sum is 48.

The square root of 606684549 is about 24630.9672769869. The cubic root of 606684549 is about 846.5533087707.

The spelling of 606684549 in words is "six hundred six million, six hundred eighty-four thousand, five hundred forty-nine".