1324424520 has 80 divisors (see below), whose sum is σ = 4451548860. Its totient is φ = 353179008.

The previous prime is 1324424513. The next prime is 1324424531. The reversal of 1324424520 is 254244231.

1324424520 is a `hidden beast` number, since 132 + 4 + 4 + 2 + 4 + 520 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 1223180676 + 101243844 = 34974^2 + 10062^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 201147 + ... + 207626.

Almost surely, 2^1324424520 is an apocalyptic number.

1324424520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1324424520 is an abundant number, since it is smaller than the sum of its proper divisors (3127124340).

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

1324424520 is a wasteful number, since it uses less digits than its factorization.

1324424520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 408796 (or 408783 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 27.

The square root of 1324424520 is about 36392.6437621671. The cubic root of 1324424520 is about 1098.1855818180.

Adding to 1324424520 its reverse (254244231), we get a palindrome (1578668751).

The spelling of 1324424520 in words is "one billion, three hundred twenty-four million, four hundred twenty-four thousand, five hundred twenty".