4522420398 has 8 divisors (see below), whose sum is σ = 9044840808. Its totient is φ = 1507473464.

The previous prime is 4522420391. The next prime is 4522420403. The reversal of 4522420398 is 8930242254.

It is a sphenic number, since it is the product of 3 distinct primes.

4522420398 is an admirable number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4522420391) 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, 376868361 + ... + 376868372.

It is an arithmetic number, because the mean of its divisors is an integer number (1130605101).

Almost surely, 2^4522420398 is an apocalyptic number.

4522420398 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

4522420398 is a wasteful number, since it uses less digits than its factorization.

4522420398 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753736738.

The product of its (nonzero) digits is 138240, while the sum is 39.

The square root of 4522420398 is about 67248.9434712546. The cubic root of 4522420398 is about 1653.7009546172.

The spelling of 4522420398 in words is "four billion, five hundred twenty-two million, four hundred twenty thousand, three hundred ninety-eight".