2772403124 has 12 divisors (see below), whose sum is σ = 4852270500. Its totient is φ = 1386040128.

The previous prime is 2772403121. The next prime is 2772403159. The reversal of 2772403124 is 4213042772.

It can be written as a sum of positive squares in 2 ways, for example, as 1515700624 + 1256702500 = 38932^2 + 35450^2 .

It is a congruent number.

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

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3602 + ... + 74550.

It is an arithmetic number, because the mean of its divisors is an integer number (404355875).

Almost surely, 2^2772403124 is an apocalyptic number.

It is an amenable number.

2772403124 is a deficient number, since it is larger than the sum of its proper divisors (2079867376).

2772403124 is a wasteful number, since it uses less digits than its factorization.

2772403124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 80722 (or 80720 counting only the distinct ones).

The product of its (nonzero) digits is 18816, while the sum is 32.

The square root of 2772403124 is about 52653.6145387950. The cubic root of 2772403124 is about 1404.8138917549.

Adding to 2772403124 its reverse (4213042772), we get a palindrome (6985445896).

The spelling of 2772403124 in words is "two billion, seven hundred seventy-two million, four hundred three thousand, one hundred twenty-four".