8406867 has 16 divisors (see below), whose sum is σ = 12861440. Its totient is φ = 4784832.

The previous prime is 8406847. The next prime is 8406901. The reversal of 8406867 is 7686048.

It is not a de Polignac number, because 8406867 - 2¹⁰ = 8405843 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8406817) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5934 + ... + 7212.

It is an arithmetic number, because the mean of its divisors is an integer number (803840).

Almost surely, 2^8406867 is an apocalyptic number.

8406867 is a deficient number, since it is larger than the sum of its proper divisors (4454573).

8406867 is a wasteful number, since it uses less digits than its factorization.

8406867 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602.

The product of its (nonzero) digits is 64512, while the sum is 39.

The square root of 8406867 is about 2899.4597772689. The cubic root of 8406867 is about 203.3346498765.

The spelling of 8406867 in words is "eight million, four hundred six thousand, eight hundred sixty-seven".