1329964 has 12 divisors (see below), whose sum is σ = 2339064. Its totient is φ = 661664.

The previous prime is 1329953. The next prime is 1329971. The reversal of 1329964 is 4699231.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 219 + ... + 1645.

It is an arithmetic number, because the mean of its divisors is an integer number (194922).

2^1329964 is an apocalyptic number.

It is an amenable number.

1329964 is a deficient number, since it is larger than the sum of its proper divisors (1009100).

1329964 is a wasteful number, since it uses less digits than its factorization.

1329964 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1664 (or 1662 counting only the distinct ones).

The product of its digits is 11664, while the sum is 34.

The square root of 1329964 is about 1153.2406513820. The cubic root of 1329964 is about 109.9714526471.

The spelling of 1329964 in words is "one million, three hundred twenty-nine thousand, nine hundred sixty-four".