840227122 has 16 divisors (see below), whose sum is σ = 1503015552. Its totient is φ = 344440800.

The previous prime is 840227119. The next prime is 840227137. The reversal of 840227122 is 221722048.

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, 1304379 + ... + 1305022.

It is an arithmetic number, because the mean of its divisors is an integer number (93938472).

Almost surely, 2^840227122 is an apocalyptic number.

840227122 is a deficient number, since it is larger than the sum of its proper divisors (662788430).

840227122 is a wasteful number, since it uses less digits than its factorization.

840227122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2609433.

The product of its (nonzero) digits is 3584, while the sum is 28.

The square root of 840227122 is about 28986.6714543081. The cubic root of 840227122 is about 943.6238274550.

The spelling of 840227122 in words is "eight hundred forty million, two hundred twenty-seven thousand, one hundred twenty-two".