6996607 has 4 divisors (see below), whose sum is σ = 7222336. Its totient is φ = 6770880.

The previous prime is 6996559. The next prime is 6996611. The reversal of 6996607 is 7066996.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 6996607 - 2¹⁵ = 6963839 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6996007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 112818 + ... + 112879.

It is an arithmetic number, because the mean of its divisors is an integer number (1805584).

Almost surely, 2^6996607 is an apocalyptic number.

6996607 is a deficient number, since it is larger than the sum of its proper divisors (225729).

6996607 is a wasteful number, since it uses less digits than its factorization.

6996607 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225728.

The product of its (nonzero) digits is 122472, while the sum is 43.

The square root of 6996607 is about 2645.1100166156. The cubic root of 6996607 is about 191.2622057797.

The spelling of 6996607 in words is "six million, nine hundred ninety-six thousand, six hundred seven".