5221940 has 24 divisors (see below), whose sum is σ = 11031552. Its totient is φ = 2076320.

The previous prime is 5221939. The next prime is 5221949. The reversal of 5221940 is 491225.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5221949) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3137 + ... + 4503.

It is an arithmetic number, because the mean of its divisors is an integer number (459648).

Almost surely, 2^5221940 is an apocalyptic number.

It is an amenable number.

5221940 is an abundant number, since it is smaller than the sum of its proper divisors (5809612).

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

5221940 is a wasteful number, since it uses less digits than its factorization.

5221940 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1567 (or 1565 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 5221940 is about 2285.1564497863. The cubic root of 5221940 is about 173.4911366992.

The spelling of 5221940 in words is "five million, two hundred twenty-one thousand, nine hundred forty".