1328948698 has 80 divisors (see below), whose sum is σ = 2569301280. Its totient is φ = 511207200.

The previous prime is 1328948657. The next prime is 1328948707. The reversal of 1328948698 is 8968498231.

It is a super-2 number, since 2×1328948698² = 3532209283831790408, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 7342168 + ... + 7342348.

It is an arithmetic number, because the mean of its divisors is an integer number (32116266).

Almost surely, 2^1328948698 is an apocalyptic number.

1328948698 is a deficient number, since it is larger than the sum of its proper divisors (1240352582).

1328948698 is a wasteful number, since it uses less digits than its factorization.

1328948698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 361 (or 340 counting only the distinct ones).

The product of its digits is 5971968, while the sum is 58.

The square root of 1328948698 is about 36454.7486344372. The cubic root of 1328948698 is about 1099.4346124773.

The spelling of 1328948698 in words is "one billion, three hundred twenty-eight million, nine hundred forty-eight thousand, six hundred ninety-eight".