6199994 has 4 divisors (see below), whose sum is σ = 9299994. Its totient is φ = 3099996.

The previous prime is 6199987. The next prime is 6200003. The reversal of 6199994 is 4999916.

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., 5583769 + 616225 = 2363^2 + 785^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1549997 + ... + 1550000.

Almost surely, 2^6199994 is an apocalyptic number.

6199994 is a deficient number, since it is larger than the sum of its proper divisors (3100000).

6199994 is a wasteful number, since it uses less digits than its factorization.

6199994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3099999.

The product of its digits is 157464, while the sum is 47.

The square root of 6199994 is about 2489.9787147685. The cubic root of 6199994 is about 183.7089957404.

The spelling of 6199994 in words is "six million, one hundred ninety-nine thousand, nine hundred ninety-four".