842928242 has 16 divisors (see below), whose sum is σ = 1420856640. Its totient is φ = 372128592.

The previous prime is 842928211. The next prime is 842928253. The reversal of 842928242 is 242829248.

It is a super-2 number, since 2×842928242² = 1421056042322421128, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 842928242.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 704192 + ... + 705387.

It is an arithmetic number, because the mean of its divisors is an integer number (88803540).

Almost surely, 2^842928242 is an apocalyptic number.

842928242 is a deficient number, since it is larger than the sum of its proper divisors (577928398).

842928242 is a wasteful number, since it uses less digits than its factorization.

842928242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1409617.

The product of its digits is 147456, while the sum is 41.

The square root of 842928242 is about 29033.2265172164. The cubic root of 842928242 is about 944.6339173454.

The spelling of 842928242 in words is "eight hundred forty-two million, nine hundred twenty-eight thousand, two hundred forty-two".