300220400 has 60 divisors (see below), whose sum is σ = 724117344. Its totient is φ = 119616000.

The previous prime is 300220397. The next prime is 300220421. The reversal of 300220400 is 4022003.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 111065 + ... + 113735.

Almost surely, 2^300220400 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 300220400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362058672).

300220400 is an abundant number, since it is smaller than the sum of its proper divisors (423896944).

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

300220400 is a wasteful number, since it uses less digits than its factorization.

300220400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2970 (or 2959 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 300220400 is about 17326.8693075235. The cubic root of 300220400 is about 669.5968466436.

Adding to 300220400 its reverse (4022003), we get a palindrome (304242403).

The spelling of 300220400 in words is "three hundred million, two hundred twenty thousand, four hundred".