7273493792 has 72 divisors (see below), whose sum is σ = 15668026668. Its totient is φ = 3312168960.

The previous prime is 7273493791. The next prime is 7273493831. The reversal of 7273493792 is 2973943727.

It can be written as a sum of positive squares in 2 ways, for example, as 6922905616 + 350588176 = 83204^2 + 18724^2 .

It is not an unprimeable number, because it can be changed into a prime (7273493791) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 515828 + ... + 529740.

Almost surely, 2^7273493792 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 7273493792, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7834013334).

7273493792 is an abundant number, since it is smaller than the sum of its proper divisors (8394532876).

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

7273493792 is a wasteful number, since it uses less digits than its factorization.

7273493792 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14002 (or 13963 counting only the distinct ones).

The product of its digits is 4000752, while the sum is 53.

The square root of 7273493792 is about 85284.7805414307. The cubic root of 7273493792 is about 1937.5266769660.

The spelling of 7273493792 in words is "seven billion, two hundred seventy-three million, four hundred ninety-three thousand, seven hundred ninety-two".