242226647 has 16 divisors (see below), whose sum is σ = 276454080. Its totient is φ = 210604800.

The previous prime is 242226623. The next prime is 242226661. The reversal of 242226647 is 746622242.

It is a cyclic number.

It is not a de Polignac number, because 242226647 - 2¹⁶ = 242161111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242226617) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7622 + ... + 23292.

It is an arithmetic number, because the mean of its divisors is an integer number (17278380).

Almost surely, 2^242226647 is an apocalyptic number.

242226647 is a deficient number, since it is larger than the sum of its proper divisors (34227433).

242226647 is a wasteful number, since it uses less digits than its factorization.

242226647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15754.

The product of its digits is 64512, while the sum is 35.

The square root of 242226647 is about 15563.6321917475. The cubic root of 242226647 is about 623.3624520191.

Adding to 242226647 its reverse (746622242), we get a palindrome (988848889).

The spelling of 242226647 in words is "two hundred forty-two million, two hundred twenty-six thousand, six hundred forty-seven".