63242375 has 16 divisors (see below), whose sum is σ = 90202944. Its totient is φ = 43365600.

The previous prime is 63242357. The next prime is 63242381. The reversal of 63242375 is 57324236.

It is a de Polignac number, because none of the positive numbers 2^k-63242375 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35264 + ... + 37013.

It is an arithmetic number, because the mean of its divisors is an integer number (5637684).

Almost surely, 2^63242375 is an apocalyptic number.

63242375 is a deficient number, since it is larger than the sum of its proper divisors (26960569).

63242375 is an equidigital number, since it uses as much as digits as its factorization.

63242375 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 72299 (or 72289 counting only the distinct ones).

The product of its digits is 30240, while the sum is 32.

The square root of 63242375 is about 7952.5074662021. The cubic root of 63242375 is about 398.4153450452.

The spelling of 63242375 in words is "sixty-three million, two hundred forty-two thousand, three hundred seventy-five".