1933204140 has 72 divisors (see below), whose sum is σ = 6701778720. Its totient is φ = 441874944.

The previous prime is 1933204129. The next prime is 1933204193. The reversal of 1933204140 is 414023391.

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 23 ways as a sum of consecutive naturals, for example, 765885 + ... + 768404.

It is an arithmetic number, because the mean of its divisors is an integer number (93080260).

Almost surely, 2^1933204140 is an apocalyptic number.

1933204140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1933204140 is an abundant number, since it is smaller than the sum of its proper divisors (4768574580).

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

1933204140 is a wasteful number, since it uses less digits than its factorization.

1933204140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1534311 (or 1534306 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 1933204140 is about 43968.2173848338. The cubic root of 1933204140 is about 1245.7356855740.

The spelling of 1933204140 in words is "one billion, nine hundred thirty-three million, two hundred four thousand, one hundred forty".