2772403120 has 40 divisors (see below), whose sum is σ = 6456399264. Its totient is φ = 1107144192.

The previous prime is 2772403111. The next prime is 2772403121. The reversal of 2772403120 is 213042772.

2772403120 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (40).

It is not an unprimeable number, because it can be changed into a prime (2772403121) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21277 + ... + 77443.

Almost surely, 2^2772403120 is an apocalyptic number.

2772403120 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2772403120 is an abundant number, since it is smaller than the sum of its proper divisors (3683996144).

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

2772403120 is a wasteful number, since it uses less digits than its factorization.

2772403120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56797 (or 56791 counting only the distinct ones).

The product of its (nonzero) digits is 4704, while the sum is 28.

The square root of 2772403120 is about 52653.6145008109. The cubic root of 2772403120 is about 1404.8138910793.

Adding to 2772403120 its reverse (213042772), we get a palindrome (2985445892).

The spelling of 2772403120 in words is "two billion, seven hundred seventy-two million, four hundred three thousand, one hundred twenty".