422233400 has 24 divisors (see below), whose sum is σ = 981693120. Its totient is φ = 168893280.

The previous prime is 422233283. The next prime is 422233411. The reversal of 422233400 is 4332224.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

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 5 ways as a sum of consecutive naturals, for example, 1055384 + ... + 1055783.

It is an arithmetic number, because the mean of its divisors is an integer number (40903880).

Almost surely, 2^422233400 is an apocalyptic number.

422233400 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

422233400 is an abundant number, since it is smaller than the sum of its proper divisors (559459720).

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

422233400 is a wasteful number, since it uses less digits than its factorization.

422233400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2111183 (or 2111174 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 422233400 is about 20548.3186660126. The cubic root of 422233400 is about 750.2123250703.

Adding to 422233400 its reverse (4332224), we get a palindrome (426565624).

The spelling of 422233400 in words is "four hundred twenty-two million, two hundred thirty-three thousand, four hundred".