4368663828 has 24 divisors (see below), whose sum is σ = 11326165760. Its totient is φ = 1456221240.

The previous prime is 4368663821. The next prime is 4368663833. The reversal of 4368663828 is 8283668634.

It is a happy number.

It is a super-2 number, since 2×4368663828² = 38170447284151227168, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4368663821) 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, 20225188 + ... + 20225403.

Almost surely, 2^4368663828 is an apocalyptic number.

It is an amenable number.

4368663828 is an abundant number, since it is smaller than the sum of its proper divisors (6957501932).

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

4368663828 is a wasteful number, since it uses less digits than its factorization.

4368663828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40450604 (or 40450596 counting only the distinct ones).

The product of its digits is 7962624, while the sum is 54.

The square root of 4368663828 is about 66095.8684639214. The cubic root of 4368663828 is about 1634.7432102394.

The spelling of 4368663828 in words is "four billion, three hundred sixty-eight million, six hundred sixty-three thousand, eight hundred twenty-eight".