1422023200 has 72 divisors (see below), whose sum is σ = 3738581028. Its totient is φ = 525050880.

The previous prime is 1422023179. The next prime is 1422023219. The reversal of 1422023200 is 23202241.

It can be written as a sum of positive squares in 6 ways, for example, as 28344976 + 1393678224 = 5324^2 + 37332^2 .

It is a Harshad number since it is a multiple of its sum of digits (16).

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 11 ways as a sum of consecutive naturals, for example, 57967 + ... + 78766.

Almost surely, 2^1422023200 is an apocalyptic number.

1422023200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422023200 is an abundant number, since it is smaller than the sum of its proper divisors (2316557828).

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

1422023200 is a wasteful number, since it uses less digits than its factorization.

1422023200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136766 (or 136753 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 1422023200 is about 37709.7228841581. The cubic root of 1422023200 is about 1124.5244277959.

Adding to 1422023200 its reverse (23202241), we get a palindrome (1445225441).

The spelling of 1422023200 in words is "one billion, four hundred twenty-two million, twenty-three thousand, two hundred".