2214404520 has 128 divisors (see below), whose sum is σ = 6787670400. Its totient is φ = 577765376.

The previous prime is 2214404477. The next prime is 2214404551. The reversal of 2214404520 is 254044122.

It is a happy number.

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

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1818952 + ... + 1820168.

It is an arithmetic number, because the mean of its divisors is an integer number (53028675).

Almost surely, 2^2214404520 is an apocalyptic number.

2214404520 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 2214404520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3393835200).

2214404520 is an abundant number, since it is smaller than the sum of its proper divisors (4573265880).

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

2214404520 is a wasteful number, since it uses less digits than its factorization.

2214404520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547 (or 1543 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 2214404520 is about 47057.4597699451. The cubic root of 2214404520 is about 1303.4238189297.

Adding to 2214404520 its reverse (254044122), we get a palindrome (2468448642).

The spelling of 2214404520 in words is "two billion, two hundred fourteen million, four hundred four thousand, five hundred twenty".