1933007140 has 12 divisors (see below), whose sum is σ = 4059315036. Its totient is φ = 773202848.

The previous prime is 1933007129. The next prime is 1933007159. The reversal of 1933007140 is 417003391.

It can be written as a sum of positive squares in 2 ways, for example, as 444282084 + 1488725056 = 21078^2 + 38584^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1933007099 and 1933007108.

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, 48325159 + ... + 48325198.

It is an arithmetic number, because the mean of its divisors is an integer number (338276253).

Almost surely, 2^1933007140 is an apocalyptic number.

1933007140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1933007140 is an abundant number, since it is smaller than the sum of its proper divisors (2126307896).

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

1933007140 is a wasteful number, since it uses less digits than its factorization.

1933007140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96650366 (or 96650364 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 28.

The square root of 1933007140 is about 43965.9770731869. The cubic root of 1933007140 is about 1245.6933692520.

The spelling of 1933007140 in words is "one billion, nine hundred thirty-three million, seven thousand, one hundred forty".