2839023644 has 6 divisors (see below), whose sum is σ = 4968291384. Its totient is φ = 1419511820.

The previous prime is 2839023637. The next prime is 2839023661. The reversal of 2839023644 is 4463209382.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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, 354877952 + ... + 354877959.

It is an arithmetic number, because the mean of its divisors is an integer number (828048564).

Almost surely, 2^2839023644 is an apocalyptic number.

It is an amenable number.

2839023644 is a deficient number, since it is larger than the sum of its proper divisors (2129267740).

2839023644 is a wasteful number, since it uses less digits than its factorization.

2839023644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 709755915 (or 709755913 counting only the distinct ones).

The product of its (nonzero) digits is 248832, while the sum is 41.

The square root of 2839023644 is about 53282.4890935099. The cubic root of 2839023644 is about 1415.9774479847.

The spelling of 2839023644 in words is "two billion, eight hundred thirty-nine million, twenty-three thousand, six hundred forty-four".