1424433888 has 108 divisors (see below), whose sum is σ = 4140601920. Its totient is φ = 464501376.

The previous prime is 1424433877. The next prime is 1424433917. The reversal of 1424433888 is 8883344241.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 635073 + ... + 637311.

Almost surely, 2^1424433888 is an apocalyptic number.

1424433888 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1424433888, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2070300960).

1424433888 is an abundant number, since it is smaller than the sum of its proper divisors (2716168032).

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

1424433888 is a wasteful number, since it uses less digits than its factorization.

1424433888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2349 (or 2291 counting only the distinct ones).

The product of its digits is 589824, while the sum is 45.

The square root of 1424433888 is about 37741.6730948695. The cubic root of 1424433888 is about 1125.1595198983.

The spelling of 1424433888 in words is "one billion, four hundred twenty-four million, four hundred thirty-three thousand, eight hundred eighty-eight".