2456320 has 72 divisors (see below), whose sum is σ = 6254640. Its totient is φ = 921600.

The previous prime is 2456303. The next prime is 2456323. The reversal of 2456320 is 236542.

It is a happy number.

It is a d-powerful number, because it can be written as 2 + 4⁵ + 5⁷ + 6⁷ + 3⁴ + 2²¹ + 0 .

It is a junction number, because it is equal to n+sod(n) for n = 2456291 and 2456300.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2456323) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24270 + ... + 24370.

It is an arithmetic number, because the mean of its divisors is an integer number (86870).

2^2456320 is an apocalyptic number.

2456320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2456320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3127320).

2456320 is an abundant number, since it is smaller than the sum of its proper divisors (3798320).

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

2456320 is a wasteful number, since it uses less digits than its factorization.

2456320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141 (or 127 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 2456320 is about 1567.2651339196. The cubic root of 2456320 is about 134.9257936945.

The spelling of 2456320 in words is "two million, four hundred fifty-six thousand, three hundred twenty".