2381289052 has 6 divisors (see below), whose sum is σ = 4167255848. Its totient is φ = 1190644524.

The previous prime is 2381289047. The next prime is 2381289083. The reversal of 2381289052 is 2509821832.

It is a junction number, because it is equal to n+sod(n) for n = 2381288996 and 2381289014.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 297661128 + ... + 297661135.

Almost surely, 2^2381289052 is an apocalyptic number.

It is an amenable number.

2381289052 is a deficient number, since it is larger than the sum of its proper divisors (1785966796).

2381289052 is a wasteful number, since it uses less digits than its factorization.

2381289052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595322267 (or 595322265 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 40.

The square root of 2381289052 is about 48798.4533771307. The cubic root of 2381289052 is about 1335.3774507255.

The spelling of 2381289052 in words is "two billion, three hundred eighty-one million, two hundred eighty-nine thousand, fifty-two".