4169664 has 112 divisors (see below), whose sum is σ = 13004800. Its totient is φ = 1306368.

The previous prime is 4169663. The next prime is 4169677. The reversal of 4169664 is 4669614.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is a zygodrome in base 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4169663) 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, 32769 + ... + 32895.

Almost surely, 2^4169664 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4169664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6502400).

4169664 is an abundant number, since it is smaller than the sum of its proper divisors (8835136).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4169664 is a wasteful number, since it uses less digits than its factorization.

4169664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 167 (or 151 counting only the distinct ones).

The product of its digits is 31104, while the sum is 36.

The square root of 4169664 is about 2041.9755140550. The cubic root of 4169664 is about 160.9534734326.

The spelling of 4169664 in words is "four million, one hundred sixty-nine thousand, six hundred sixty-four".