8964605 has 18 divisors (see below), whose sum is σ = 11762874. Its totient is φ = 6555744.

The previous prime is 8964601. The next prime is 8964607. The reversal of 8964605 is 5064698.

It can be written as a sum of positive squares in 3 ways, for example, as 42436 + 8922169 = 206^2 + 2987^2 .

It is not a de Polignac number, because 8964605 - 2² = 8964601 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8964601) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 86984 + ... + 87086.

It is an arithmetic number, because the mean of its divisors is an integer number (653493).

Almost surely, 2^8964605 is an apocalyptic number.

It is an amenable number.

8964605 is a deficient number, since it is larger than the sum of its proper divisors (2798269).

8964605 is a wasteful number, since it uses less digits than its factorization.

8964605 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237 (or 121 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 8964605 is about 2994.0950218722. The cubic root of 8964605 is about 207.7353404730.

The spelling of 8964605 in words is "eight million, nine hundred sixty-four thousand, six hundred five".