242456875 has 20 divisors (see below), whose sum is σ = 305839600. Its totient is φ = 192132000.

The previous prime is 242456831. The next prime is 242456887. The reversal of 242456875 is 578654242.

It is a happy number.

It is a de Polignac number, because none of the positive numbers 2^k-242456875 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 66346 + ... + 69904.

It is an arithmetic number, because the mean of its divisors is an integer number (15291980).

Almost surely, 2^242456875 is an apocalyptic number.

242456875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

242456875 is a deficient number, since it is larger than the sum of its proper divisors (63382725).

242456875 is an equidigital number, since it uses as much as digits as its factorization.

242456875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3688 (or 3673 counting only the distinct ones).

The product of its digits is 537600, while the sum is 43.

The square root of 242456875 is about 15571.0267805306. The cubic root of 242456875 is about 623.5598842553.

The spelling of 242456875 in words is "two hundred forty-two million, four hundred fifty-six thousand, eight hundred seventy-five".