1948678698 has 8 divisors (see below), whose sum is σ = 3897357408. Its totient is φ = 649559564.

The previous prime is 1948678679. The next prime is 1948678759. The reversal of 1948678698 is 8968768491.

It is a sphenic number, since it is the product of 3 distinct primes.

1948678698 is an admirable number.

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, 162389886 + ... + 162389897.

It is an arithmetic number, because the mean of its divisors is an integer number (487169676).

Almost surely, 2^1948678698 is an apocalyptic number.

1948678698 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1948678698 is a wasteful number, since it uses less digits than its factorization.

1948678698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 324779788.

The product of its digits is 41803776, while the sum is 66.

The square root of 1948678698 is about 44143.8409973577. The cubic root of 1948678698 is about 1249.0507348724.

The spelling of 1948678698 in words is "one billion, nine hundred forty-eight million, six hundred seventy-eight thousand, six hundred ninety-eight".