2422320 has 40 divisors (see below), whose sum is σ = 7509936. Its totient is φ = 645888.

The previous prime is 2422289. The next prime is 2422327. The reversal of 2422320 is 232242.

2422320 = T₂₀₅ + T₂₀₆ + ... + T₂₈₄.

It is a tau number, because it is divible by the number of its divisors (40).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2422320.

It is not an unprimeable number, because it can be changed into a prime (2422327) 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, 4807 + ... + 5286.

2^2422320 is an apocalyptic number.

2422320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2422320 is an abundant number, since it is smaller than the sum of its proper divisors (5087616).

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

2422320 is a wasteful number, since it uses less digits than its factorization.

2422320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10109 (or 10103 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 2422320 is about 1556.3804162222. The cubic root of 2422320 is about 134.3003584021.

Adding to 2422320 its reverse (232242), we get a palindrome (2654562).

The spelling of 2422320 in words is "two million, four hundred twenty-two thousand, three hundred twenty".