1424013240 has 64 divisors (see below), whose sum is σ = 4600663200. Its totient is φ = 350525952.

The previous prime is 1424013229. The next prime is 1424013259. The reversal of 1424013240 is 423104241.

1424013240 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 454855 + ... + 457974.

Almost surely, 2^1424013240 is an apocalyptic number.

1424013240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1424013240 is an abundant number, since it is smaller than the sum of its proper divisors (3176649960).

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

1424013240 is a wasteful number, since it uses less digits than its factorization.

1424013240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 912856 (or 912852 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1424013240 is about 37736.0999574678. The cubic root of 1424013240 is about 1125.0487524552.

Adding to 1424013240 its reverse (423104241), we get a palindrome (1847117481).

The spelling of 1424013240 in words is "one billion, four hundred twenty-four million, thirteen thousand, two hundred forty".