7273343828 has 12 divisors (see below), whose sum is σ = 12728952852. Its totient is φ = 3636500160.

The previous prime is 7273343827. The next prime is 7273343881. The reversal of 7273343828 is 8283433727.

It can be written as a sum of positive squares in 2 ways, for example, as 684450244 + 6588893584 = 26162^2 + 81172^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7273343827) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127598 + ... + 175578.

It is an arithmetic number, because the mean of its divisors is an integer number (1060746071).

Almost surely, 2^7273343828 is an apocalyptic number.

It is an amenable number.

7273343828 is a deficient number, since it is larger than the sum of its proper divisors (5455609024).

7273343828 is a wasteful number, since it uses less digits than its factorization.

7273343828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85882 (or 85880 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 47.

The square root of 7273343828 is about 85283.9013413434. The cubic root of 7273343828 is about 1937.5133609790.

The spelling of 7273343828 in words is "seven billion, two hundred seventy-three million, three hundred forty-three thousand, eight hundred twenty-eight".