2773434752 has 128 divisors (see below), whose sum is σ = 6251212800. Its totient is φ = 1214576640.

The previous prime is 2773434743. The next prime is 2773434779. The reversal of 2773434752 is 2574343772.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7241153 + ... + 7241535.

It is an arithmetic number, because the mean of its divisors is an integer number (48837600).

Almost surely, 2^2773434752 is an apocalyptic number.

2773434752 is a gapful number since it is divisible by the number (22) 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 2773434752, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3125606400).

2773434752 is an abundant number, since it is smaller than the sum of its proper divisors (3477778048).

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

2773434752 is a wasteful number, since it uses less digits than its factorization.

2773434752 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584 (or 572 counting only the distinct ones).

The product of its digits is 987840, while the sum is 44.

The square root of 2773434752 is about 52663.4099921378. The cubic root of 2773434752 is about 1404.9881167335.

The spelling of 2773434752 in words is "two billion, seven hundred seventy-three million, four hundred thirty-four thousand, seven hundred fifty-two".