2405320 has 16 divisors (see below), whose sum is σ = 5412060. Its totient is φ = 962112.

The previous prime is 2405311. The next prime is 2405327. The reversal of 2405320 is 235042.

2405320 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 2377764 + 27556 = 1542^2 + 166^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2405294 and 2405303.

It is not an unprimeable number, because it can be changed into a prime (2405327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 30027 + ... + 30106.

2^2405320 is an apocalyptic number.

2405320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2405320 is an abundant number, since it is smaller than the sum of its proper divisors (3006740).

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

2405320 is a wasteful number, since it uses less digits than its factorization.

2405320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 60144 (or 60140 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 16.

The square root of 2405320 is about 1550.9094106362. The cubic root of 2405320 is about 133.9854443238.

The spelling of 2405320 in words is "two million, four hundred five thousand, three hundred twenty".