4089866122 has 4 divisors (see below), whose sum is σ = 6134799186. Its totient is φ = 2044933060.

The previous prime is 4089866117. The next prime is 4089866129. The reversal of 4089866122 is 2216689804.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 3504758401 + 585107721 = 59201^2 + 24189^2 .

It is not an unprimeable number, because it can be changed into a prime (4089866129) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1022466529 + ... + 1022466532.

Almost surely, 2^4089866122 is an apocalyptic number.

4089866122 is a deficient number, since it is larger than the sum of its proper divisors (2044933064).

4089866122 is a wasteful number, since it uses less digits than its factorization.

4089866122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2044933063.

The product of its (nonzero) digits is 331776, while the sum is 46.

The square root of 4089866122 is about 63952.0611239388. The cubic root of 4089866122 is about 1599.2009189536.

The spelling of 4089866122 in words is "four billion, eighty-nine million, eight hundred sixty-six thousand, one hundred twenty-two".