1329469794 has 32 divisors (see below), whose sum is σ = 3056256000. Its totient is φ = 427874832.

The previous prime is 1329469793. The next prime is 1329469831. The reversal of 1329469794 is 4979649231.

1329469794 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a self number, because there is not a number n which added to its sum of digits gives 1329469794.

It is not an unprimeable number, because it can be changed into a prime (1329469793) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 422914 + ... + 426045.

It is an arithmetic number, because the mean of its divisors is an integer number (95508000).

Almost surely, 2^1329469794 is an apocalyptic number.

1329469794 is an abundant number, since it is smaller than the sum of its proper divisors (1726786206).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1329469794 is a wasteful number, since it uses less digits than its factorization.

1329469794 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848999 (or 848993 counting only the distinct ones).

The product of its digits is 2939328, while the sum is 54.

The square root of 1329469794 is about 36461.8950961137. The cubic root of 1329469794 is about 1099.5782939990.

The spelling of 1329469794 in words is "one billion, three hundred twenty-nine million, four hundred sixty-nine thousand, seven hundred ninety-four".