5646464 has 32 divisors (see below), whose sum is σ = 11619840. Its totient is φ = 2730240.

The previous prime is 5646451. The next prime is 5646517. The reversal of 5646464 is 4646465.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 3257 + ... + 4679.

It is an arithmetic number, because the mean of its divisors is an integer number (363120).

Almost surely, 2^5646464 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 5646464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5809920).

5646464 is an abundant number, since it is smaller than the sum of its proper divisors (5973376).

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

5646464 is a wasteful number, since it uses less digits than its factorization.

5646464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1468 (or 1456 counting only the distinct ones).

The product of its digits is 69120, while the sum is 35.

The square root of 5646464 is about 2376.2289451987. The cubic root of 5646464 is about 178.0705859851.

Subtracting from 5646464 its reverse (4646465), we obtain a palindrome (999999).

The spelling of 5646464 in words is "five million, six hundred forty-six thousand, four hundred sixty-four".