1424437344 has 144 divisors (see below), whose sum is σ = 4679110800. Its totient is φ = 406241280.

The previous prime is 1424437331. The next prime is 1424437349. The reversal of 1424437344 is 4437344241.

1424437344 is a `hidden beast` number, since 1 + 4 + 244 + 373 + 44 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 1424437299 and 1424437308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1424437349) by changing a digit.

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, 40632 + ... + 67080.

It is an arithmetic number, because the mean of its divisors is an integer number (32493825).

Almost surely, 2^1424437344 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1424437344, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2339555400).

1424437344 is an abundant number, since it is smaller than the sum of its proper divisors (3254673456).

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

1424437344 is a wasteful number, since it uses less digits than its factorization.

1424437344 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26493 (or 26482 counting only the distinct ones).

The product of its digits is 129024, while the sum is 36.

The square root of 1424437344 is about 37741.7188797755. The cubic root of 1424437344 is about 1125.1604298617.

The spelling of 1424437344 in words is "one billion, four hundred twenty-four million, four hundred thirty-seven thousand, three hundred forty-four".