6994403 has 6 divisors (see below), whose sum is σ = 7574004. Its totient is φ = 6456216.

The previous prime is 6994387. The next prime is 6994409. The reversal of 6994403 is 3044996.

It is a happy number.

It is not a de Polignac number, because 6994403 - 2⁴ = 6994387 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6994409) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20525 + ... + 20862.

It is an arithmetic number, because the mean of its divisors is an integer number (1262334).

Almost surely, 2^6994403 is an apocalyptic number.

6994403 is a deficient number, since it is larger than the sum of its proper divisors (579601).

6994403 is a wasteful number, since it uses less digits than its factorization.

6994403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41413 (or 41400 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 35.

The square root of 6994403 is about 2644.6933659689. The cubic root of 6994403 is about 191.2421205121.

The spelling of 6994403 in words is "six million, nine hundred ninety-four thousand, four hundred three".