2773534040 has 64 divisors (see below), whose sum is σ = 6469182720. Its totient is φ = 1069056000.

The previous prime is 2773533991. The next prime is 2773534069. The reversal of 2773534040 is 404353772.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 294200 + ... + 303480.

It is an arithmetic number, because the mean of its divisors is an integer number (101080980).

Almost surely, 2^2773534040 is an apocalyptic number.

2773534040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2773534040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3234591360).

2773534040 is an abundant number, since it is smaller than the sum of its proper divisors (3695648680).

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

2773534040 is a wasteful number, since it uses less digits than its factorization.

2773534040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9564 (or 9560 counting only the distinct ones).

The product of its (nonzero) digits is 70560, while the sum is 35.

The square root of 2773534040 is about 52664.3526495864. The cubic root of 2773534040 is about 1405.0048825622.

The spelling of 2773534040 in words is "two billion, seven hundred seventy-three million, five hundred thirty-four thousand, forty".