2384520 has 64 divisors (see below), whose sum is σ = 7395840. Its totient is φ = 614400.

The previous prime is 2384513. The next prime is 2384521. The reversal of 2384520 is 254832.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a d-powerful number, because it can be written as 2⁷ + 3¹³ + 8³ + 4⁹ + 5⁵ + 2¹⁹ + 0 .

It is not an unprimeable number, because it can be changed into a prime (2384521) 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 15 ways as a sum of consecutive naturals, for example, 3400 + ... + 4040.

It is an arithmetic number, because the mean of its divisors is an integer number (115560).

2^2384520 is an apocalyptic number.

2384520 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 2384520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3697920).

2384520 is an abundant number, since it is smaller than the sum of its proper divisors (5011320).

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

2384520 is a wasteful number, since it uses less digits than its factorization.

2384520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 686 (or 682 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2384520 is about 1544.1891075901. The cubic root of 2384520 is about 133.5981127299.

The spelling of 2384520 in words is "two million, three hundred eighty-four thousand, five hundred twenty".