1329690604 has 24 divisors (see below), whose sum is σ = 2672107200. Its totient is φ = 572593680.

The previous prime is 1329690563. The next prime is 1329690641. The reversal of 1329690604 is 4060969231.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 794434 + ... + 796105.

It is an arithmetic number, because the mean of its divisors is an integer number (111337800).

Almost surely, 2^1329690604 is an apocalyptic number.

It is an amenable number.

1329690604 is an abundant number, since it is smaller than the sum of its proper divisors (1342416596).

1329690604 is a wasteful number, since it uses less digits than its factorization.

1329690604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1590573 (or 1590571 counting only the distinct ones).

The product of its (nonzero) digits is 69984, while the sum is 40.

The square root of 1329690604 is about 36464.9229260121. The cubic root of 1329690604 is about 1099.6391664970.

The spelling of 1329690604 in words is "one billion, three hundred twenty-nine million, six hundred ninety thousand, six hundred four".