422154116 has 12 divisors (see below), whose sum is σ = 752709132. Its totient is φ = 207094368.

The previous prime is 422154071. The next prime is 422154133. The reversal of 422154116 is 611451224.

It can be written as a sum of positive squares in 2 ways, for example, as 163072900 + 259081216 = 12770^2 + 16096^2 .

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 3 ways as a sum of consecutive naturals, for example, 995435 + ... + 995858.

It is an arithmetic number, because the mean of its divisors is an integer number (62725761).

Almost surely, 2^422154116 is an apocalyptic number.

It is an amenable number.

422154116 is a deficient number, since it is larger than the sum of its proper divisors (330555016).

422154116 is a wasteful number, since it uses less digits than its factorization.

422154116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1991350 (or 1991348 counting only the distinct ones).

The product of its digits is 1920, while the sum is 26.

The square root of 422154116 is about 20546.3893665043. The cubic root of 422154116 is about 750.1653656103.

The spelling of 422154116 in words is "four hundred twenty-two million, one hundred fifty-four thousand, one hundred sixteen".