1993671348 has 24 divisors (see below), whose sum is σ = 4656186528. Its totient is φ = 663944736.

The previous prime is 1993671331. The next prime is 1993671353. The reversal of 1993671348 is 8431763991.

It is a super-2 number, since 2×1993671348² = 7949450887672274208, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1993671348.

It is a congruent number.

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, 62886 + ... + 89117.

It is an arithmetic number, because the mean of its divisors is an integer number (194007772).

Almost surely, 2^1993671348 is an apocalyptic number.

It is an amenable number.

1993671348 is an abundant number, since it is smaller than the sum of its proper divisors (2662515180).

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

1993671348 is a wasteful number, since it uses less digits than its factorization.

1993671348 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 153103 (or 153101 counting only the distinct ones).

The product of its digits is 979776, while the sum is 51.

The square root of 1993671348 is about 44650.5470067277. The cubic root of 1993671348 is about 1258.5907120537.

The spelling of 1993671348 in words is "one billion, nine hundred ninety-three million, six hundred seventy-one thousand, three hundred forty-eight".