4420486440 has 64 divisors (see below), whose sum is σ = 14734958400. Its totient is φ = 1178796096.

The previous prime is 4420486429. The next prime is 4420486471. The reversal of 4420486440 is 446840244.

4420486440 is a `hidden beast` number, since 4 + 4 + 2 + 0 + 4 + 8 + 644 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 4420486395 and 4420486404.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2045442 + ... + 2047601.

It is an arithmetic number, because the mean of its divisors is an integer number (230233725).

Almost surely, 2^4420486440 is an apocalyptic number.

4420486440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4420486440 is an abundant number, since it is smaller than the sum of its proper divisors (10314471960).

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

4420486440 is a wasteful number, since it uses less digits than its factorization.

4420486440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4093063 (or 4093053 counting only the distinct ones).

The product of its (nonzero) digits is 98304, while the sum is 36.

The square root of 4420486440 is about 66486.7388281302. The cubic root of 4420486440 is about 1641.1817825486.

The spelling of 4420486440 in words is "four billion, four hundred twenty million, four hundred eighty-six thousand, four hundred forty".