2922320 has 20 divisors (see below), whose sum is σ = 6794580. Its totient is φ = 1168896.

The previous prime is 2922313. The next prime is 2922331. The reversal of 2922320 is 232292.

It can be written as a sum of positive squares in 2 ways, for example, as 1658944 + 1263376 = 1288^2 + 1124^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 2922292 and 2922301.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18185 + ... + 18344.

It is an arithmetic number, because the mean of its divisors is an integer number (339729).

2^2922320 is an apocalyptic number.

2922320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2922320 is an abundant number, since it is smaller than the sum of its proper divisors (3872260).

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

2922320 is a wasteful number, since it uses less digits than its factorization.

2922320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36542 (or 36536 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

The square root of 2922320 is about 1709.4794529330. The cubic root of 2922320 is about 142.9692339309.

The spelling of 2922320 in words is "two million, nine hundred twenty-two thousand, three hundred twenty".