242748582 has 16 divisors (see below), whose sum is σ = 485737392. Its totient is φ = 80876160.

The previous prime is 242748557. The next prime is 242748587. The reversal of 242748582 is 285847242.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242748587) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4818 + ... + 22554.

It is an arithmetic number, because the mean of its divisors is an integer number (30358587).

Almost surely, 2^242748582 is an apocalyptic number.

242748582 is an abundant number, since it is smaller than the sum of its proper divisors (242988810).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242748582 is a wasteful number, since it uses less digits than its factorization.

242748582 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20023.

The product of its digits is 286720, while the sum is 42.

The square root of 242748582 is about 15580.3909450309. The cubic root of 242748582 is about 623.8098584461.

The spelling of 242748582 in words is "two hundred forty-two million, seven hundred forty-eight thousand, five hundred eighty-two".