3099399 has 8 divisors (see below), whose sum is σ = 4140672. Its totient is φ = 2062200.

The previous prime is 3099391. The next prime is 3099403. The reversal of 3099399 is 9939903.

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

It is not a de Polignac number, because 3099399 - 2³ = 3099391 is a prime.

It is a super-2 number, since 2×3099399² = 19212548322402, which contains 22 as substring.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 3099399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3099391) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2424 + ... + 3474.

It is an arithmetic number, because the mean of its divisors is an integer number (517584).

Almost surely, 2^3099399 is an apocalyptic number.

3099399 is a deficient number, since it is larger than the sum of its proper divisors (1041273).

3099399 is a wasteful number, since it uses less digits than its factorization.

3099399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2037.

The product of its (nonzero) digits is 59049, while the sum is 42.

The square root of 3099399 is about 1760.5110053618. The cubic root of 3099399 is about 145.8005502001.

The spelling of 3099399 in words is "three million, ninety-nine thousand, three hundred ninety-nine".