2212391528 has 16 divisors (see below), whose sum is σ = 4328592480. Its totient is φ = 1058100208.

The previous prime is 2212391513. The next prime is 2212391557. The reversal of 2212391528 is 8251932122.

2212391528 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6011750 + ... + 6012117.

It is an arithmetic number, because the mean of its divisors is an integer number (270537030).

Almost surely, 2^2212391528 is an apocalyptic number.

It is an amenable number.

2212391528 is a deficient number, since it is larger than the sum of its proper divisors (2116200952).

2212391528 is a wasteful number, since it uses less digits than its factorization.

2212391528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12023896 (or 12023892 counting only the distinct ones).

The product of its digits is 17280, while the sum is 35.

The square root of 2212391528 is about 47036.0662470832. The cubic root of 2212391528 is about 1303.0287424892.

The spelling of 2212391528 in words is "two billion, two hundred twelve million, three hundred ninety-one thousand, five hundred twenty-eight".