8487651 has 4 divisors (see below), whose sum is σ = 11316872. Its totient is φ = 5658432.

The previous prime is 8487649. The next prime is 8487653. The reversal of 8487651 is 1567848.

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

It is an interprime number because it is at equal distance from previous prime (8487649) and next prime (8487653).

It is not a de Polignac number, because 8487651 - 2¹ = 8487649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8487653) 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, 1414606 + ... + 1414611.

It is an arithmetic number, because the mean of its divisors is an integer number (2829218).

Almost surely, 2^8487651 is an apocalyptic number.

8487651 is a deficient number, since it is larger than the sum of its proper divisors (2829221).

8487651 is a wasteful number, since it uses less digits than its factorization.

8487651 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2829220.

The product of its digits is 53760, while the sum is 39.

The square root of 8487651 is about 2913.3573416250. The cubic root of 8487651 is about 203.9838751192.

The spelling of 8487651 in words is "eight million, four hundred eighty-seven thousand, six hundred fifty-one".