242017404 has 12 divisors (see below), whose sum is σ = 564707304. Its totient is φ = 80672464.

The previous prime is 242017379. The next prime is 242017409. The reversal of 242017404 is 404710242.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (242017409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10084047 + ... + 10084070.

It is an arithmetic number, because the mean of its divisors is an integer number (47058942).

Almost surely, 2^242017404 is an apocalyptic number.

It is an amenable number.

242017404 is an abundant number, since it is smaller than the sum of its proper divisors (322689900).

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

242017404 is a wasteful number, since it uses less digits than its factorization.

242017404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20168124 (or 20168122 counting only the distinct ones).

The product of its (nonzero) digits is 1792, while the sum is 24.

The square root of 242017404 is about 15556.9085617934. The cubic root of 242017404 is about 623.1829069429.

Adding to 242017404 its reverse (404710242), we get a palindrome (646727646).

The spelling of 242017404 in words is "two hundred forty-two million, seventeen thousand, four hundred four".