2152022518 has 16 divisors (see below), whose sum is σ = 3242183760. Its totient is φ = 1071304576.

The previous prime is 2152022501. The next prime is 2152022519. The reversal of 2152022518 is 8152202512.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152022519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 559530 + ... + 563362.

It is an arithmetic number, because the mean of its divisors is an integer number (202636485).

Almost surely, 2^2152022518 is an apocalyptic number.

2152022518 is a deficient number, since it is larger than the sum of its proper divisors (1090161242).

2152022518 is a wasteful number, since it uses less digits than its factorization.

2152022518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4991.

The product of its (nonzero) digits is 3200, while the sum is 28.

The square root of 2152022518 is about 46389.8967233168. The cubic root of 2152022518 is about 1291.0674652941.

The spelling of 2152022518 in words is "two billion, one hundred fifty-two million, twenty-two thousand, five hundred eighteen".