1422803328 has 128 divisors (see below), whose sum is σ = 3907008000. Its totient is φ = 458422272.

The previous prime is 1422803309. The next prime is 1422803359. The reversal of 1422803328 is 8233082241.

It is a tau number, because it is divible by the number of its divisors (128).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3395503 + ... + 3395921.

It is an arithmetic number, because the mean of its divisors is an integer number (30523500).

Almost surely, 2^1422803328 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 1422803328, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1953504000).

1422803328 is an abundant number, since it is smaller than the sum of its proper divisors (2484204672).

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

1422803328 is a wasteful number, since it uses less digits than its factorization.

1422803328 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 712 (or 700 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 33.

The square root of 1422803328 is about 37720.0653233793. The cubic root of 1422803328 is about 1124.7300298368.

Adding to 1422803328 its reverse (8233082241), we get a palindrome (9655885569).

The spelling of 1422803328 in words is "one billion, four hundred twenty-two million, eight hundred three thousand, three hundred twenty-eight".