2772380736 has 224 divisors, whose sum is σ = 8427110400. Its totient is φ = 893329920.

The previous prime is 2772380711. The next prime is 2772380749. The reversal of 2772380736 is 6370832772.

It is a junction number, because it is equal to n+sod(n) for n = 2772380691 and 2772380700.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 7238401 + ... + 7238783.

Almost surely, 2^2772380736 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2772380736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4213555200).

2772380736 is an abundant number, since it is smaller than the sum of its proper divisors (5654729664).

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

2772380736 is a wasteful number, since it uses less digits than its factorization.

2772380736 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534 (or 518 counting only the distinct ones).

The product of its (nonzero) digits is 592704, while the sum is 45.

The square root of 2772380736 is about 52653.4019413751. The cubic root of 2772380736 is about 1404.8101103113.

The spelling of 2772380736 in words is "two billion, seven hundred seventy-two million, three hundred eighty thousand, seven hundred thirty-six".