4409720828 has 12 divisors (see below), whose sum is σ = 7925579592. Its totient is φ = 2145269520.

The previous prime is 4409720827. The next prime is 4409720837. The reversal of 4409720828 is 8280279044.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4409720827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14897558 + ... + 14897853.

It is an arithmetic number, because the mean of its divisors is an integer number (660464966).

Almost surely, 2^4409720828 is an apocalyptic number.

It is an amenable number.

4409720828 is a deficient number, since it is larger than the sum of its proper divisors (3515858764).

4409720828 is a wasteful number, since it uses less digits than its factorization.

4409720828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29795452 (or 29795450 counting only the distinct ones).

The product of its (nonzero) digits is 258048, while the sum is 44.

The square root of 4409720828 is about 66405.7288793670. The cubic root of 4409720828 is about 1639.8483931835.

The spelling of 4409720828 in words is "four billion, four hundred nine million, seven hundred twenty thousand, eight hundred twenty-eight".