606642545 has 16 divisors (see below), whose sum is σ = 770160000. Its totient is φ = 457446528.

The previous prime is 606642541. The next prime is 606642557. The reversal of 606642545 is 545246606.

It is a cyclic number.

It is not a de Polignac number, because 606642545 - 2² = 606642541 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 606642499 and 606642508.

It is not an unprimeable number, because it can be changed into a prime (606642541) 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, 2861 + ... + 34949.

It is an arithmetic number, because the mean of its divisors is an integer number (48135000).

Almost surely, 2^606642545 is an apocalyptic number.

It is an amenable number.

606642545 is a deficient number, since it is larger than the sum of its proper divisors (163517455).

606642545 is a wasteful number, since it uses less digits than its factorization.

606642545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32312.

The product of its (nonzero) digits is 172800, while the sum is 38.

The square root of 606642545 is about 24630.1145957545. The cubic root of 606642545 is about 846.5337711895.

The spelling of 606642545 in words is "six hundred six million, six hundred forty-two thousand, five hundred forty-five".