1323649924 has 9 divisors (see below), whose sum is σ = 2316514711. Its totient is φ = 661788580.

The previous prime is 1323649913. The next prime is 1323649949. The reversal of 1323649924 is 4299463231.

The square root of 1323649924 is 36382.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 63669 + ... + 81859.

Almost surely, 2^1323649924 is an apocalyptic number.

1323649924 is the 36382-nd square number.

It is an amenable number.

1323649924 is a deficient number, since it is larger than the sum of its proper divisors (992864787).

1323649924 is an frugal number, since it uses more digits than its factorization.

1323649924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36386 (or 18193 counting only the distinct ones).

The product of its digits is 279936, while the sum is 43.

The cubic root of 1323649924 is about 1097.9714470408.

The spelling of 1323649924 in words is "one billion, three hundred twenty-three million, six hundred forty-nine thousand, nine hundred twenty-four".