7299270073 has 4 divisors (see below), whose sum is σ = 7399260148. Its totient is φ = 7199280000.

The previous prime is 7299270049. The next prime is 7299270103. The reversal of 7299270073 is 3700729927.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3700729927 = 107 ⋅34586261.

It can be written as a sum of positive squares in 2 ways, for example, as 6350814864 + 948455209 = 79692^2 + 30797^2 .

It is a cyclic number.

It is not a de Polignac number, because 7299270073 - 2²¹ = 7297172921 is a prime.

It is a deceptive number, since it divides R_7299270072.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (7299270673) 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, 49994928 + ... + 49995073.

It is an arithmetic number, because the mean of its divisors is an integer number (1849815037).

Almost surely, 2^7299270073 is an apocalyptic number.

7299270073 is a gapful number since it is divisible by the number (73) formed by its first and last digit.

It is an amenable number.

7299270073 is a deficient number, since it is larger than the sum of its proper divisors (99990075).

7299270073 is an equidigital number, since it uses as much as digits as its factorization.

7299270073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 99990074.

The product of its (nonzero) digits is 333396, while the sum is 46.

The square root of 7299270073 is about 85435.7657717188. The cubic root of 7299270073 is about 1939.8127563110.

The spelling of 7299270073 in words is "seven billion, two hundred ninety-nine million, two hundred seventy thousand, seventy-three".