7245681206 has 4 divisors (see below), whose sum is σ = 10868521812. Its totient is φ = 3622840602.

The previous prime is 7245681203. The next prime is 7245681221. The reversal of 7245681206 is 6021865427.

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

It is a super-2 number, since 2×7245681206² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7245681203) 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 as a sum of consecutive naturals, namely, 1811420300 + ... + 1811420303.

It is an arithmetic number, because the mean of its divisors is an integer number (2717130453).

Almost surely, 2^7245681206 is an apocalyptic number.

7245681206 is a deficient number, since it is larger than the sum of its proper divisors (3622840606).

7245681206 is a wasteful number, since it uses less digits than its factorization.

7245681206 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3622840605.

The product of its (nonzero) digits is 161280, while the sum is 41.

The square root of 7245681206 is about 85121.5672200647. The cubic root of 7245681206 is about 1935.0539332006.

The spelling of 7245681206 in words is "seven billion, two hundred forty-five million, six hundred eighty-one thousand, two hundred six".