4428860436 has 384 divisors, whose sum is σ = 15660933120. Its totient is φ = 1045094400.

The previous prime is 4428860413. The next prime is 4428860437. The reversal of 4428860436 is 6340688244.

4428860436 is a `hidden beast` number, since 4 + 4 + 2 + 8 + 8 + 604 + 36 = 666.

It is a super-2 number, since 2×4428860436² = 39229609523132220192, which contains 22 as substring.

It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 4428860391 and 4428860400.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4428860437) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 7675380 + ... + 7675956.

It is an arithmetic number, because the mean of its divisors is an integer number (40783680).

Almost surely, 2^4428860436 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4428860436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7830466560).

4428860436 is an abundant number, since it is smaller than the sum of its proper divisors (11232072684).

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

4428860436 is a wasteful number, since it uses less digits than its factorization.

4428860436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 692 (or 684 counting only the distinct ones).

The product of its (nonzero) digits is 884736, while the sum is 45.

The square root of 4428860436 is about 66549.6839661918. The cubic root of 4428860436 is about 1642.2174589586.

The spelling of 4428860436 in words is "four billion, four hundred twenty-eight million, eight hundred sixty thousand, four hundred thirty-six".