242397386 has 16 divisors (see below), whose sum is σ = 453314880. Its totient is φ = 94440480.

The previous prime is 242397349. The next prime is 242397403. The reversal of 242397386 is 683793242.

242397386 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 786851 + ... + 787158.

It is an arithmetic number, because the mean of its divisors is an integer number (28332180).

Almost surely, 2^242397386 is an apocalyptic number.

242397386 is a deficient number, since it is larger than the sum of its proper divisors (210917494).

242397386 is a wasteful number, since it uses less digits than its factorization.

242397386 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1574029.

The product of its digits is 435456, while the sum is 44.

The square root of 242397386 is about 15569.1164168041. The cubic root of 242397386 is about 623.5088813869.

The spelling of 242397386 in words is "two hundred forty-two million, three hundred ninety-seven thousand, three hundred eighty-six".