8406899 has 4 divisors (see below), whose sum is σ = 8522136. Its totient is φ = 8291664.

The previous prime is 8406847. The next prime is 8406901. The reversal of 8406899 is 9986048.

8406899 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 8406899 - 2¹² = 8402803 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8406809) 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, 57509 + ... + 57654.

It is an arithmetic number, because the mean of its divisors is an integer number (2130534).

Almost surely, 2^8406899 is an apocalyptic number.

8406899 is a deficient number, since it is larger than the sum of its proper divisors (115237).

8406899 is a wasteful number, since it uses less digits than its factorization.

8406899 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 115236.

The product of its (nonzero) digits is 124416, while the sum is 44.

The square root of 8406899 is about 2899.4652955330. The cubic root of 8406899 is about 203.3349078680.

The spelling of 8406899 in words is "eight million, four hundred six thousand, eight hundred ninety-nine".