1324409428 has 12 divisors (see below), whose sum is σ = 2367029952. Its totient is φ = 648115160.

The previous prime is 1324409423. The next prime is 1324409441. The reversal of 1324409428 is 8249044231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324409423) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3522178 + ... + 3522553.

It is an arithmetic number, because the mean of its divisors is an integer number (197252496).

Almost surely, 2^1324409428 is an apocalyptic number.

It is an amenable number.

1324409428 is a deficient number, since it is larger than the sum of its proper divisors (1042620524).

1324409428 is a wasteful number, since it uses less digits than its factorization.

1324409428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7044782 (or 7044780 counting only the distinct ones).

The product of its (nonzero) digits is 55296, while the sum is 37.

The square root of 1324409428 is about 36392.4364119799. The cubic root of 1324409428 is about 1098.1814104768.

The spelling of 1324409428 in words is "one billion, three hundred twenty-four million, four hundred nine thousand, four hundred twenty-eight".