1422405300 has 72 divisors (see below), whose sum is σ = 4357596096. Its totient is φ = 356994560.

The previous prime is 1422405289. The next prime is 1422405323. The reversal of 1422405300 is 35042241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 134352 + ... + 144551.

It is an arithmetic number, because the mean of its divisors is an integer number (60522168).

Almost surely, 2^1422405300 is an apocalyptic number.

1422405300 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422405300 is an abundant number, since it is smaller than the sum of its proper divisors (2935190796).

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

1422405300 is a wasteful number, since it uses less digits than its factorization.

1422405300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278937 (or 278930 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1422405300 is about 37714.7888765137. The cubic root of 1422405300 is about 1124.6251393043.

Adding to 1422405300 its reverse (35042241), we get a palindrome (1457447541).

The spelling of 1422405300 in words is "one billion, four hundred twenty-two million, four hundred five thousand, three hundred".