6658955 has 8 divisors (see below), whose sum is σ = 8248704. Its totient is φ = 5155200.

The previous prime is 6658921. The next prime is 6658961. The reversal of 6658955 is 5598566.

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

It is not a de Polignac number, because 6658955 - 2¹² = 6654859 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21326 + ... + 21635.

It is an arithmetic number, because the mean of its divisors is an integer number (1031088).

Almost surely, 2^6658955 is an apocalyptic number.

6658955 is a deficient number, since it is larger than the sum of its proper divisors (1589749).

6658955 is a wasteful number, since it uses less digits than its factorization.

6658955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42997.

The product of its digits is 324000, while the sum is 44.

The square root of 6658955 is about 2580.4951075327. The cubic root of 6658955 is about 188.1346082148.

The spelling of 6658955 in words is "six million, six hundred fifty-eight thousand, nine hundred fifty-five".