2789738582 has 4 divisors (see below), whose sum is σ = 4184607876. Its totient is φ = 1394869290.

The previous prime is 2789738531. The next prime is 2789738587. The reversal of 2789738582 is 2858379872.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2789738587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 697434644 + ... + 697434647.

It is an arithmetic number, because the mean of its divisors is an integer number (1046151969).

Almost surely, 2^2789738582 is an apocalyptic number.

2789738582 is a deficient number, since it is larger than the sum of its proper divisors (1394869294).

2789738582 is a wasteful number, since it uses less digits than its factorization.

2789738582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1394869293.

The product of its digits is 13547520, while the sum is 59.

The square root of 2789738582 is about 52817.9759362284. The cubic root of 2789738582 is about 1407.7358464483.

The spelling of 2789738582 in words is "two billion, seven hundred eighty-nine million, seven hundred thirty-eight thousand, five hundred eighty-two".