9164645 has 8 divisors (see below), whose sum is σ = 12568704. Its totient is φ = 6284304.

The previous prime is 9164627. The next prime is 9164651. The reversal of 9164645 is 5464619.

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 9164645 - 2¹⁰ = 9163621 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (35), and also a Moran number because the ratio is a prime number: 261847 = 9164645 / (9 + 1 + 6 + 4 + 6 + 4 + 5).

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 130889 + ... + 130958.

It is an arithmetic number, because the mean of its divisors is an integer number (1571088).

Almost surely, 2^9164645 is an apocalyptic number.

It is an amenable number.

9164645 is a deficient number, since it is larger than the sum of its proper divisors (3404059).

9164645 is a wasteful number, since it uses less digits than its factorization.

9164645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 261859.

The product of its digits is 25920, while the sum is 35.

The square root of 9164645 is about 3027.3164684255. The cubic root of 9164645 is about 209.2691525582.

The spelling of 9164645 in words is "nine million, one hundred sixty-four thousand, six hundred forty-five".