7242647375 has 8 divisors (see below), whose sum is σ = 9038824080. Its totient is φ = 5794117800.

The previous prime is 7242647371. The next prime is 7242647393. The reversal of 7242647375 is 5737462427.

It is not a de Polignac number, because 7242647375 - 2² = 7242647371 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7242647371) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 28970465 + ... + 28970714.

It is an arithmetic number, because the mean of its divisors is an integer number (1129853010).

Almost surely, 2^7242647375 is an apocalyptic number.

7242647375 is a deficient number, since it is larger than the sum of its proper divisors (1796176705).

7242647375 is an equidigital number, since it uses as much as digits as its factorization.

7242647375 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57941194 (or 57941184 counting only the distinct ones).

The product of its digits is 1975680, while the sum is 47.

The square root of 7242647375 is about 85103.7447765961. The cubic root of 7242647375 is about 1934.7838207482.

The spelling of 7242647375 in words is "seven billion, two hundred forty-two million, six hundred forty-seven thousand, three hundred seventy-five".