242864506 has 8 divisors (see below), whose sum is σ = 364416480. Its totient is φ = 121392348.

The previous prime is 242864471. The next prime is 242864537. The reversal of 242864506 is 605468242.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 in 3 ways as a sum of consecutive naturals, for example, 11656 + ... + 24931.

It is an arithmetic number, because the mean of its divisors is an integer number (45552060).

Almost surely, 2^242864506 is an apocalyptic number.

242864506 is a deficient number, since it is larger than the sum of its proper divisors (121551974).

242864506 is a wasteful number, since it uses less digits than its factorization.

242864506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39908.

The product of its (nonzero) digits is 92160, while the sum is 37.

The square root of 242864506 is about 15584.1106900586. The cubic root of 242864506 is about 623.9091422748.

The spelling of 242864506 in words is "two hundred forty-two million, eight hundred sixty-four thousand, five hundred six".