8763661 has 8 divisors (see below), whose sum is σ = 8894880. Its totient is φ = 8633712.

The previous prime is 8763649. The next prime is 8763673. The reversal of 8763661 is 1663678.

It is an interprime number because it is at equal distance from previous prime (8763649) and next prime (8763673).

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 8763661 - 2¹³ = 8755469 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 8763661.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8763611) 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, 30826 + ... + 31108.

It is an arithmetic number, because the mean of its divisors is an integer number (1111860).

Almost surely, 2^8763661 is an apocalyptic number.

It is an amenable number.

8763661 is a deficient number, since it is larger than the sum of its proper divisors (131219).

8763661 is a wasteful number, since it uses less digits than its factorization.

8763661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 635.

The product of its digits is 36288, while the sum is 37.

The square root of 8763661 is about 2960.3481214209. The cubic root of 8763661 is about 206.1714489977.

The spelling of 8763661 in words is "eight million, seven hundred sixty-three thousand, six hundred sixty-one".