2212725515 has 96 divisors (see below), whose sum is σ = 3668087808. Its totient is φ = 1237478400.

The previous prime is 2212725509. The next prime is 2212725517. The reversal of 2212725515 is 5155272122.

It is not a de Polignac number, because 2212725515 - 2¹⁰ = 2212724491 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2212725517) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 8413274 + ... + 8413536.

It is an arithmetic number, because the mean of its divisors is an integer number (38209248).

Almost surely, 2^2212725515 is an apocalyptic number.

2212725515 is a deficient number, since it is larger than the sum of its proper divisors (1455362293).

2212725515 is a wasteful number, since it uses less digits than its factorization.

2212725515 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381 (or 340 counting only the distinct ones).

The product of its digits is 14000, while the sum is 32.

The square root of 2212725515 is about 47039.6164418886. The cubic root of 2212725515 is about 1303.0943084552.

Adding to 2212725515 its reverse (5155272122), we get a palindrome (7367997637).

It can be divided in two parts, 2212 and 725515, that added together give a palindrome (727727).

The spelling of 2212725515 in words is "two billion, two hundred twelve million, seven hundred twenty-five thousand, five hundred fifteen".