242731016 has 16 divisors (see below), whose sum is σ = 496495440. Its totient is φ = 110332240.

The previous prime is 242731009. The next prime is 242731031. The reversal of 242731016 is 610137242.

It is a super-2 number, since 2×242731016² = 117836692256784512, which contains 22 as substring.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1379066 + ... + 1379241.

It is an arithmetic number, because the mean of its divisors is an integer number (31030965).

Almost surely, 2^242731016 is an apocalyptic number.

It is an amenable number.

242731016 is an abundant number, since it is smaller than the sum of its proper divisors (253764424).

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

242731016 is a wasteful number, since it uses less digits than its factorization.

242731016 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2758324 (or 2758320 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

The square root of 242731016 is about 15579.8272134193. The cubic root of 242731016 is about 623.7948111790.

Adding to 242731016 its reverse (610137242), we get a palindrome (852868258).

The spelling of 242731016 in words is "two hundred forty-two million, seven hundred thirty-one thousand, sixteen".