7270243066 has 4 divisors (see below), whose sum is σ = 10905364602. Its totient is φ = 3635121532.

The previous prime is 7270243051. The next prime is 7270243091. The reversal of 7270243066 is 6603420727.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 5560834041 + 1709409025 = 74571^2 + 41345^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1817560765 + ... + 1817560768.

Almost surely, 2^7270243066 is an apocalyptic number.

7270243066 is a deficient number, since it is larger than the sum of its proper divisors (3635121536).

7270243066 is a wasteful number, since it uses less digits than its factorization.

7270243066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3635121535.

The product of its (nonzero) digits is 84672, while the sum is 37.

The square root of 7270243066 is about 85265.7203452830. The cubic root of 7270243066 is about 1937.2379891606.

The spelling of 7270243066 in words is "seven billion, two hundred seventy million, two hundred forty-three thousand, sixty-six".