1424433420 has 72 divisors (see below), whose sum is σ = 4548201840. Its totient is φ = 359856000.

The previous prime is 1424433419. The next prime is 1424433431. The reversal of 1424433420 is 243344241.

It is a happy 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 23 ways as a sum of consecutive naturals, for example, 204831 + ... + 211670.

It is an arithmetic number, because the mean of its divisors is an integer number (63169470).

Almost surely, 2^1424433420 is an apocalyptic number.

1424433420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1424433420 is an abundant number, since it is smaller than the sum of its proper divisors (3123768420).

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

1424433420 is a wasteful number, since it uses less digits than its factorization.

1424433420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 416535 (or 416530 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 1424433420 is about 37741.6668948259. Note that the first 3 decimals coincide. The cubic root of 1424433420 is about 1125.1593966739.

Adding to 1424433420 its reverse (243344241), we get a palindrome (1667777661).

The spelling of 1424433420 in words is "one billion, four hundred twenty-four million, four hundred thirty-three thousand, four hundred twenty".