8687373 has 4 divisors (see below), whose sum is σ = 11583168. Its totient is φ = 5791580.

The previous prime is 8687369. The next prime is 8687381. The reversal of 8687373 is 3737868.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8687373 - 2² = 8687369 is a prime.

It is a super-2 number, since 2×8687373² = 150940899282258, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8687303) 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, 1447893 + ... + 1447898.

It is an arithmetic number, because the mean of its divisors is an integer number (2895792).

Almost surely, 2^8687373 is an apocalyptic number.

It is an amenable number.

8687373 is a deficient number, since it is larger than the sum of its proper divisors (2895795).

8687373 is a wasteful number, since it uses less digits than its factorization.

8687373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2895794.

The product of its digits is 169344, while the sum is 42.

The square root of 8687373 is about 2947.4349865603. The cubic root of 8687373 is about 205.5714612263.

The spelling of 8687373 in words is "eight million, six hundred eighty-seven thousand, three hundred seventy-three".