1424333988 has 72 divisors (see below), whose sum is σ = 4488818880. Its totient is φ = 369956160.

The previous prime is 1424333921. The next prime is 1424334019. The reversal of 1424333988 is 8893334241.

1424333988 is a `hidden beast` number, since 14 + 243 + 3 + 398 + 8 = 666.

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, 254143 + ... + 259686.

Almost surely, 2^1424333988 is an apocalyptic number.

1424333988 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

1424333988 is an abundant number, since it is smaller than the sum of its proper divisors (3064484892).

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

1424333988 is a wasteful number, since it uses less digits than its factorization.

1424333988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 513857 (or 513852 counting only the distinct ones).

The product of its digits is 497664, while the sum is 45.

The square root of 1424333988 is about 37740.3496009245. The cubic root of 1424333988 is about 1125.1332156322.

The spelling of 1424333988 in words is "one billion, four hundred twenty-four million, three hundred thirty-three thousand, nine hundred eighty-eight".