5646480 has 80 divisors (see below), whose sum is σ = 20010624. Its totient is φ = 1290240.

The previous prime is 5646451. The next prime is 5646517. The reversal of 5646480 is 846465.

It is a happy number.

5646480 is a nontrivial binomial coefficient, being equal to C(3361, 2).

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1 + ... + 3360.

Almost surely, 2^5646480 is an apocalyptic number.

5646480 is the 3360-th triangular number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5646480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10005312).

5646480 is an abundant number, since it is smaller than the sum of its proper divisors (14364144).

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

5646480 is a wasteful number, since it uses less digits than its factorization.

5646480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3384 (or 3378 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 5646480 is about 2376.2323118753. The cubic root of 5646480 is about 178.0707541804.

The spelling of 5646480 in words is "five million, six hundred forty-six thousand, four hundred eighty".