6655045 has 8 divisors (see below), whose sum is σ = 8095896. Its totient is φ = 5250816.

The previous prime is 6655037. The next prime is 6655057. The reversal of 6655045 is 5405566.

It can be written as a sum of positive squares in 4 ways, for example, as 1127844 + 5527201 = 1062^2 + 2351^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 6655045 - 2³ = 6655037 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 6654998 and 6655016.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8752 + ... + 9481.

It is an arithmetic number, because the mean of its divisors is an integer number (1011987).

Almost surely, 2^6655045 is an apocalyptic number.

It is an amenable number.

6655045 is a deficient number, since it is larger than the sum of its proper divisors (1440851).

6655045 is a wasteful number, since it uses less digits than its factorization.

6655045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18311.

The product of its (nonzero) digits is 18000, while the sum is 31.

The square root of 6655045 is about 2579.7373897356. The cubic root of 6655045 is about 188.0977780945.

The spelling of 6655045 in words is "six million, six hundred fifty-five thousand, forty-five".