4269664 has 48 divisors (see below), whose sum is σ = 9828000. Its totient is φ = 1825152.

The previous prime is 4269647. The next prime is 4269667. The reversal of 4269664 is 4669624.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4269667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10782 + ... + 11170.

It is an arithmetic number, because the mean of its divisors is an integer number (204750).

Almost surely, 2^4269664 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 4269664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4914000).

4269664 is an abundant number, since it is smaller than the sum of its proper divisors (5558336).

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

4269664 is an equidigital number, since it uses as much as digits as its factorization.

4269664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 420 (or 398 counting only the distinct ones).

The product of its digits is 62208, while the sum is 37.

The square root of 4269664 is about 2066.3165294795. The cubic root of 4269664 is about 162.2300242976.

The spelling of 4269664 in words is "four million, two hundred sixty-nine thousand, six hundred sixty-four".