5722920 has 128 divisors (see below), whose sum is σ = 21830400. Its totient is φ = 1306368.

The previous prime is 5722909. The next prime is 5722943. The reversal of 5722920 is 292275.

It is a happy number.

5722920 is a `hidden beast` number, since 572 + 2 + 92 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7182 + ... + 7938.

It is an arithmetic number, because the mean of its divisors is an integer number (170550).

Almost surely, 2^5722920 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5722920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10915200).

5722920 is an abundant number, since it is smaller than the sum of its proper divisors (16107480).

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

5722920 is a wasteful number, since it uses less digits than its factorization.

5722920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784 (or 774 counting only the distinct ones).

The product of its (nonzero) digits is 2520, while the sum is 27.

The square root of 5722920 is about 2392.2625273995. The cubic root of 5722920 is about 178.8707075870.

The spelling of 5722920 in words is "five million, seven hundred twenty-two thousand, nine hundred twenty".