8687494 has 4 divisors (see below), whose sum is σ = 13031244. Its totient is φ = 4343746.

The previous prime is 8687479. The next prime is 8687513. The reversal of 8687494 is 4947868.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2171872 + ... + 2171875.

It is an arithmetic number, because the mean of its divisors is an integer number (3257811).

Almost surely, 2^8687494 is an apocalyptic number.

8687494 is a deficient number, since it is larger than the sum of its proper divisors (4343750).

8687494 is a wasteful number, since it uses less digits than its factorization.

8687494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4343749.

The product of its digits is 387072, while the sum is 46.

The square root of 8687494 is about 2947.4555128110. The cubic root of 8687494 is about 205.5724156395.

It can be divided in two parts, 86874 and 94, that added together give a palindrome (86968).

The spelling of 8687494 in words is "eight million, six hundred eighty-seven thousand, four hundred ninety-four".