2015605122 has 8 divisors (see below), whose sum is σ = 4031210256. Its totient is φ = 671868372.

The previous prime is 2015605073. The next prime is 2015605133. The reversal of 2015605122 is 2215065102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

2015605122 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 2015605092 and 2015605101.

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, 167967088 + ... + 167967099.

It is an arithmetic number, because the mean of its divisors is an integer number (503901282).

Almost surely, 2^2015605122 is an apocalyptic number.

2015605122 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2015605122 is a wasteful number, since it uses less digits than its factorization.

2015605122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335934192.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 2015605122 is about 44895.4911099099. The cubic root of 2015605122 is about 1263.1894342697.

The spelling of 2015605122 in words is "two billion, fifteen million, six hundred five thousand, one hundred twenty-two".