606647445 has 16 divisors (see below), whose sum is σ = 973140480. Its totient is φ = 322710464.

The previous prime is 606647441. The next prime is 606647453. The reversal of 606647445 is 544746606.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 606647445 - 2² = 606647441 is a prime.

It is a super-2 number, since 2×606647445² = 736042245050056050, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 606647397 and 606647406.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (606647441) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46149 + ... + 57818.

It is an arithmetic number, because the mean of its divisors is an integer number (60821280).

Almost surely, 2^606647445 is an apocalyptic number.

It is an amenable number.

606647445 is a deficient number, since it is larger than the sum of its proper divisors (366493035).

606647445 is a wasteful number, since it uses less digits than its factorization.

606647445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 104364.

The product of its (nonzero) digits is 483840, while the sum is 42.

The square root of 606647445 is about 24630.2140672792. The cubic root of 606647445 is about 846.5360504034.

The spelling of 606647445 in words is "six hundred six million, six hundred forty-seven thousand, four hundred forty-five".