2736389438 has 16 divisors (see below), whose sum is σ = 4189605120. Its totient is φ = 1340026200.

The previous prime is 2736389387. The next prime is 2736389441. The reversal of 2736389438 is 8349836372.

It is a self number, because there is not a number n which added to its sum of digits gives 2736389438.

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 in 7 ways as a sum of consecutive naturals, for example, 10808 + ... + 74763.

It is an arithmetic number, because the mean of its divisors is an integer number (261850320).

Almost surely, 2^2736389438 is an apocalyptic number.

2736389438 is a deficient number, since it is larger than the sum of its proper divisors (1453215682).

2736389438 is a wasteful number, since it uses less digits than its factorization.

2736389438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 85903.

The product of its digits is 5225472, while the sum is 53.

The square root of 2736389438 is about 52310.5098235527. The cubic root of 2736389438 is about 1398.7044882826.

The spelling of 2736389438 in words is "two billion, seven hundred thirty-six million, three hundred eighty-nine thousand, four hundred thirty-eight".