4424486440 has 32 divisors (see below), whose sum is σ = 10860104160. Its totient is φ = 1608904000.

The previous prime is 4424486431. The next prime is 4424486467. The reversal of 4424486440 is 446844244.

It is a Harshad number since it is a multiple of its sum of digits (40).

It is a junction number, because it is equal to n+sod(n) for n = 4424486393 and 4424486402.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5027386 + ... + 5028265.

It is an arithmetic number, because the mean of its divisors is an integer number (339378255).

Almost surely, 2^4424486440 is an apocalyptic number.

4424486440 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4424486440 is an abundant number, since it is smaller than the sum of its proper divisors (6435617720).

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

4424486440 is a wasteful number, since it uses less digits than its factorization.

4424486440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10055673 (or 10055669 counting only the distinct ones).

The product of its (nonzero) digits is 393216, while the sum is 40.

The square root of 4424486440 is about 66516.8132129013. The cubic root of 4424486440 is about 1641.6766562933.

The spelling of 4424486440 in words is "four billion, four hundred twenty-four million, four hundred eighty-six thousand, four hundred forty".