5442398208 has 384 divisors, whose sum is σ = 17776886400. Its totient is φ = 1634992128.

The previous prime is 5442398201. The next prime is 5442398251. The reversal of 5442398208 is 8028932445.

5442398208 is a `hidden beast` number, since 54 + 4 + 2 + 398 + 208 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a super-2 number, since 2×5442398208² = 59239396508883222528, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (5442398201) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 48162760 + ... + 48162872.

It is an arithmetic number, because the mean of its divisors is an integer number (46293975).

Almost surely, 2^5442398208 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 5442398208, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8888443200).

5442398208 is an abundant number, since it is smaller than the sum of its proper divisors (12334488192).

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

5442398208 is a wasteful number, since it uses less digits than its factorization.

5442398208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 224 (or 198 counting only the distinct ones).

The product of its (nonzero) digits is 552960, while the sum is 45.

The square root of 5442398208 is about 73772.6115031859. The cubic root of 5442398208 is about 1758.9902748184.

The spelling of 5442398208 in words is "five billion, four hundred forty-two million, three hundred ninety-eight thousand, two hundred eight".