842716242 has 24 divisors (see below), whose sum is σ = 1830024144. Its totient is φ = 280268664.

The previous prime is 842716211. The next prime is 842716261. The reversal of 842716242 is 242617248.

842716242 is a `hidden beast` number, since 8 + 4 + 27 + 1 + 624 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 842716197 and 842716206.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44868 + ... + 60815.

It is an arithmetic number, because the mean of its divisors is an integer number (76251006).

Almost surely, 2^842716242 is an apocalyptic number.

842716242 is an abundant number, since it is smaller than the sum of its proper divisors (987307902).

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

842716242 is a wasteful number, since it uses less digits than its factorization.

842716242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 106134 (or 106131 counting only the distinct ones).

The product of its digits is 43008, while the sum is 36.

The square root of 842716242 is about 29029.5752983057. The cubic root of 842716242 is about 944.5547175703.

The spelling of 842716242 in words is "eight hundred forty-two million, seven hundred sixteen thousand, two hundred forty-two".