1324433040 has 80 divisors (see below), whose sum is σ = 4692283008. Its totient is φ = 302727168.

The previous prime is 1324433023. The next prime is 1324433129. The reversal of 1324433040 is 403344231.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 1324433040.

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, 392497 + ... + 395856.

Almost surely, 2^1324433040 is an apocalyptic number.

1324433040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1324433040 is an abundant number, since it is smaller than the sum of its proper divisors (3367849968).

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

1324433040 is a wasteful number, since it uses less digits than its factorization.

1324433040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 788376 (or 788370 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 1324433040 is about 36392.7608186024. The cubic root of 1324433040 is about 1098.1879366825.

Adding to 1324433040 its reverse (403344231), we get a palindrome (1727777271).

The spelling of 1324433040 in words is "one billion, three hundred twenty-four million, four hundred thirty-three thousand, forty".