1329740936 has 8 divisors (see below), whose sum is σ = 2493264270. Its totient is φ = 664870464.

The previous prime is 1329740933. The next prime is 1329740957. The reversal of 1329740936 is 6390479231.

It can be written as a sum of positive squares in only one way, i.e., 1136364100 + 193376836 = 33710^2 + 13906^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (1329740933) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83108801 + ... + 83108816.

Almost surely, 2^1329740936 is an apocalyptic number.

It is an amenable number.

1329740936 is a deficient number, since it is larger than the sum of its proper divisors (1163523334).

1329740936 is a wasteful number, since it uses less digits than its factorization.

1329740936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166217623 (or 166217619 counting only the distinct ones).

The product of its (nonzero) digits is 244944, while the sum is 44.

The square root of 1329740936 is about 36465.6130621713. The cubic root of 1329740936 is about 1099.6530409879.

The spelling of 1329740936 in words is "one billion, three hundred twenty-nine million, seven hundred forty thousand, nine hundred thirty-six".