4421890540 has 12 divisors (see below), whose sum is σ = 9285970176. Its totient is φ = 1768756208.

The previous prime is 4421890531. The next prime is 4421890573. The reversal of 4421890540 is 450981244.

It is a self number, because there is not a number n which added to its sum of digits gives 4421890540.

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, 110547244 + ... + 110547283.

It is an arithmetic number, because the mean of its divisors is an integer number (773830848).

Almost surely, 2^4421890540 is an apocalyptic number.

It is an amenable number.

4421890540 is an abundant number, since it is smaller than the sum of its proper divisors (4864079636).

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

4421890540 is a wasteful number, since it uses less digits than its factorization.

4421890540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 221094536 (or 221094534 counting only the distinct ones).

The product of its (nonzero) digits is 46080, while the sum is 37.

The square root of 4421890540 is about 66497.2972383089. The cubic root of 4421890540 is about 1641.3555295959.

The spelling of 4421890540 in words is "four billion, four hundred twenty-one million, eight hundred ninety thousand, five hundred forty".