3106399 has 4 divisors (see below), whose sum is σ = 3109960. Its totient is φ = 3102840.

The previous prime is 3106387. The next prime is 3106421. The reversal of 3106399 is 9936013.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 3106399 - 2⁹ = 3105887 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3106399.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3106319) 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, 517 + ... + 2545.

It is an arithmetic number, because the mean of its divisors is an integer number (777490).

Almost surely, 2^3106399 is an apocalyptic number.

3106399 is a deficient number, since it is larger than the sum of its proper divisors (3561).

3106399 is a wasteful number, since it uses less digits than its factorization.

3106399 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3560.

The product of its (nonzero) digits is 4374, while the sum is 31.

The square root of 3106399 is about 1762.4979432612. The cubic root of 3106399 is about 145.9102312994.

The spelling of 3106399 in words is "three million, one hundred six thousand, three hundred ninety-nine".