2084269638 has 64 divisors (see below), whose sum is σ = 4794451200. Its totient is φ = 597404160.

The previous prime is 2084269631. The next prime is 2084269651. The reversal of 2084269638 is 8369624802.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2084269631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1294578 + ... + 1296186.

It is an arithmetic number, because the mean of its divisors is an integer number (74913300).

Almost surely, 2^2084269638 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2084269638, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2397225600).

2084269638 is an abundant number, since it is smaller than the sum of its proper divisors (2710181562).

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

2084269638 is a wasteful number, since it uses less digits than its factorization.

2084269638 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2677.

The product of its (nonzero) digits is 995328, while the sum is 48.

The square root of 2084269638 is about 45653.8020103474. The cubic root of 2084269638 is about 1277.3736917591.

The spelling of 2084269638 in words is "two billion, eighty-four million, two hundred sixty-nine thousand, six hundred thirty-eight".