2920224 has 48 divisors (see below), whose sum is σ = 8074080. Its totient is φ = 921600.

The previous prime is 2920207. The next prime is 2920237. The reversal of 2920224 is 4220292.

It is a tau number, because it is divible by the number of its divisors (48).

It is a self number, because there is not a number n which added to its sum of digits gives 2920224.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1024 + ... + 2624.

It is an arithmetic number, because the mean of its divisors is an integer number (168210).

2^2920224 is an apocalyptic number.

2920224 is a gapful number since it is divisible by the number (24) 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 2920224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4037040).

2920224 is an abundant number, since it is smaller than the sum of its proper divisors (5153856).

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

2920224 is a wasteful number, since it uses less digits than its factorization.

2920224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1633 (or 1625 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2920224 is about 1708.8662908490. The cubic root of 2920224 is about 142.9350447494.

The spelling of 2920224 in words is "two million, nine hundred twenty thousand, two hundred twenty-four".