6993394 has 4 divisors (see below), whose sum is σ = 10490094. Its totient is φ = 3496696.

The previous prime is 6993367. The next prime is 6993401. The reversal of 6993394 is 4933996.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 4052169 + 2941225 = 2013^2 + 1715^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 6993394.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1748347 + ... + 1748350.

Almost surely, 2^6993394 is an apocalyptic number.

6993394 is a deficient number, since it is larger than the sum of its proper divisors (3496700).

6993394 is a wasteful number, since it uses less digits than its factorization.

6993394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3496699.

The product of its digits is 157464, while the sum is 43.

The square root of 6993394 is about 2644.5025997340. The cubic root of 6993394 is about 191.2329239884.

The spelling of 6993394 in words is "six million, nine hundred ninety-three thousand, three hundred ninety-four".