6996601 has 4 divisors (see below), whose sum is σ = 7060900. Its totient is φ = 6932304.

The previous prime is 6996559. The next prime is 6996611. The reversal of 6996601 is 1066996.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4818025 + 2178576 = 2195^2 + 1476^2 .

It is a cyclic number.

It is not a de Polignac number, because 6996601 - 2⁹ = 6996089 is a prime.

It is a Duffinian number.

6996601 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (6996611) 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, 31986 + ... + 32203.

It is an arithmetic number, because the mean of its divisors is an integer number (1765225).

Almost surely, 2^6996601 is an apocalyptic number.

It is an amenable number.

6996601 is a deficient number, since it is larger than the sum of its proper divisors (64299).

6996601 is a wasteful number, since it uses less digits than its factorization.

6996601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64298.

The product of its (nonzero) digits is 17496, while the sum is 37.

The square root of 6996601 is about 2645.1088824470. The cubic root of 6996601 is about 191.2621511069.

The spelling of 6996601 in words is "six million, nine hundred ninety-six thousand, six hundred one".