6993730 has 8 divisors (see below), whose sum is σ = 12588732. Its totient is φ = 2797488.

The previous prime is 6993719. The next prime is 6993733. The reversal of 6993730 is 373996.

It can be written as a sum of positive squares in 2 ways, for example, as 6985449 + 8281 = 2643^2 + 91^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 6993730.

It is not an unprimeable number, because it can be changed into a prime (6993733) 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, 349677 + ... + 349696.

Almost surely, 2^6993730 is an apocalyptic number.

6993730 is a deficient number, since it is larger than the sum of its proper divisors (5595002).

6993730 is a wasteful number, since it uses less digits than its factorization.

6993730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 699380.

The product of its (nonzero) digits is 30618, while the sum is 37.

The square root of 6993730 is about 2644.5661269857. The cubic root of 6993730 is about 191.2359865563.

The spelling of 6993730 in words is "six million, nine hundred ninety-three thousand, seven hundred thirty".