242548664 has 16 divisors (see below), whose sum is σ = 458361600. Its totient is φ = 120318912.

The previous prime is 242548651. The next prime is 242548687. The reversal of 242548664 is 466845242.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 118349 + ... + 120380.

It is an arithmetic number, because the mean of its divisors is an integer number (28647600).

Almost surely, 2^242548664 is an apocalyptic number.

It is an amenable number.

242548664 is a deficient number, since it is larger than the sum of its proper divisors (215812936).

242548664 is a wasteful number, since it uses less digits than its factorization.

242548664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 238862 (or 238858 counting only the distinct ones).

The product of its digits is 368640, while the sum is 41.

The square root of 242548664 is about 15573.9739308887. The cubic root of 242548664 is about 623.6385631502.

The spelling of 242548664 in words is "two hundred forty-two million, five hundred forty-eight thousand, six hundred sixty-four".