4420990238 has 16 divisors (see below), whose sum is σ = 7580308320. Its totient is φ = 1894343136.

The previous prime is 4420990237. The next prime is 4420990247. The reversal of 4420990238 is 8320990244.

It is a junction number, because it is equal to n+sod(n) for n = 4420990195 and 4420990204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4420990237) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51968 + ... + 107436.

It is an arithmetic number, because the mean of its divisors is an integer number (473769270).

Almost surely, 2^4420990238 is an apocalyptic number.

4420990238 is a deficient number, since it is larger than the sum of its proper divisors (3159318082).

4420990238 is a wasteful number, since it uses less digits than its factorization.

4420990238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61171.

The product of its (nonzero) digits is 124416, while the sum is 41.

The square root of 4420990238 is about 66490.5274306047. The cubic root of 4420990238 is about 1641.2441280772.

The spelling of 4420990238 in words is "four billion, four hundred twenty million, nine hundred ninety thousand, two hundred thirty-eight".