242036428 has 24 divisors (see below), whose sum is σ = 430875200. Its totient is φ = 118937808.

The previous prime is 242036419. The next prime is 242036441. The reversal of 242036428 is 824630242.

It is a self number, because there is not a number n which added to its sum of digits gives 242036428.

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, 165163 + ... + 166621.

Almost surely, 2^242036428 is an apocalyptic number.

It is an amenable number.

242036428 is a deficient number, since it is larger than the sum of its proper divisors (188838772).

242036428 is a wasteful number, since it uses less digits than its factorization.

242036428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2149 (or 2147 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 31.

The square root of 242036428 is about 15557.5199823108. The cubic root of 242036428 is about 623.1992351364.

The spelling of 242036428 in words is "two hundred forty-two million, thirty-six thousand, four hundred twenty-eight".