1993066752 has 36 divisors (see below), whose sum is σ = 5304466160. Its totient is φ = 664355328.

The previous prime is 1993066739. The next prime is 1993066781. The reversal of 1993066752 is 2576603991.

It is a Harshad number since it is a multiple of its sum of digits (48).

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, 1296802 + ... + 1298337.

Almost surely, 2^1993066752 is an apocalyptic number.

1993066752 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1993066752 is an abundant number, since it is smaller than the sum of its proper divisors (3311399408).

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

1993066752 is an equidigital number, since it uses as much as digits as its factorization.

1993066752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2595158 (or 2595144 counting only the distinct ones).

The product of its (nonzero) digits is 612360, while the sum is 48.

The square root of 1993066752 is about 44643.7761843686. The cubic root of 1993066752 is about 1258.4634734554.

The spelling of 1993066752 in words is "one billion, nine hundred ninety-three million, sixty-six thousand, seven hundred fifty-two".