9220446400 has 168 divisors, whose sum is σ = 26207380656. Its totient is φ = 3155558400.

The previous prime is 9220446377. The next prime is 9220446439. The reversal of 9220446400 is 46440229.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 283792 + ... + 314608.

Almost surely, 2^9220446400 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 9220446400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13103690328).

9220446400 is an abundant number, since it is smaller than the sum of its proper divisors (16986934256).

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

9220446400 is a wasteful number, since it uses less digits than its factorization.

9220446400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30867 (or 30852 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 9220446400 is about 96023.1555407340. The cubic root of 9220446400 is about 2096.9302389494.

Adding to 9220446400 its reverse (46440229), we get a palindrome (9266886629).

The spelling of 9220446400 in words is "nine billion, two hundred twenty million, four hundred forty-six thousand, four hundred".