8490667 has 8 divisors (see below), whose sum is σ = 9045216. Its totient is φ = 7942272.

The previous prime is 8490661. The next prime is 8490673. The reversal of 8490667 is 7660948.

It is an interprime number because it is at equal distance from previous prime (8490661) and next prime (8490673).

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

It is a cyclic number.

It is not a de Polignac number, because 8490667 - 2⁷ = 8490539 is a prime.

It is a super-2 number, since 2×8490667² = 144182852209778, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8490661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1498 + ... + 4384.

It is an arithmetic number, because the mean of its divisors is an integer number (1130652).

Almost surely, 2^8490667 is an apocalyptic number.

8490667 is a deficient number, since it is larger than the sum of its proper divisors (554549).

8490667 is a wasteful number, since it uses less digits than its factorization.

8490667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3077.

The product of its (nonzero) digits is 72576, while the sum is 40.

The square root of 8490667 is about 2913.8749115225. The cubic root of 8490667 is about 204.0080334527.

The spelling of 8490667 in words is "eight million, four hundred ninety thousand, six hundred sixty-seven".