8669477 has 2 divisors, whose sum is σ = 8669478. Its totient is φ = 8669476.

The previous prime is 8669447. The next prime is 8669483. The reversal of 8669477 is 7749668.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 7806436 + 863041 = 2794^2 + 929^2 .

It is a cyclic number.

It is not a de Polignac number, because 8669477 - 2¹⁴ = 8653093 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (8669417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4334738 + 4334739.

It is an arithmetic number, because the mean of its divisors is an integer number (4334739).

Almost surely, 2^8669477 is an apocalyptic number.

It is an amenable number.

8669477 is a deficient number, since it is larger than the sum of its proper divisors (1).

8669477 is an equidigital number, since it uses as much as digits as its factorization.

8669477 is an evil number, because the sum of its binary digits is even.

The product of its digits is 508032, while the sum is 47.

The square root of 8669477 is about 2944.3975614716. The cubic root of 8669477 is about 205.4302050241.

The spelling of 8669477 in words is "eight million, six hundred sixty-nine thousand, four hundred seventy-seven".