8654661 has 16 divisors (see below), whose sum is σ = 13000320. Its totient is φ = 5689440.

The previous prime is 8654641. The next prime is 8654663. The reversal of 8654661 is 1664568.

It is not a de Polignac number, because 8654661 - 2¹¹ = 8652613 is a prime.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8654663) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 225 + ... + 4166.

It is an arithmetic number, because the mean of its divisors is an integer number (812520).

Almost surely, 2^8654661 is an apocalyptic number.

It is an amenable number.

8654661 is a deficient number, since it is larger than the sum of its proper divisors (4345659).

8654661 is a wasteful number, since it uses less digits than its factorization.

8654661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4473 (or 4467 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 8654661 is about 2941.8805210273. The cubic root of 8654661 is about 205.3131126314.

The spelling of 8654661 in words is "eight million, six hundred fifty-four thousand, six hundred sixty-one".