2215251352 has 8 divisors (see below), whose sum is σ = 4153596300. Its totient is φ = 1107625672.

The previous prime is 2215251349. The next prime is 2215251373. The reversal of 2215251352 is 2531525122.

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 2215251352.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138453202 + ... + 138453217.

Almost surely, 2^2215251352 is an apocalyptic number.

It is an amenable number.

2215251352 is a deficient number, since it is larger than the sum of its proper divisors (1938344948).

2215251352 is a wasteful number, since it uses less digits than its factorization.

2215251352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276906425 (or 276906421 counting only the distinct ones).

The product of its digits is 6000, while the sum is 28.

The square root of 2215251352 is about 47066.4567606273. The cubic root of 2215251352 is about 1303.5899494201.

Adding to 2215251352 its reverse (2531525122), we get a palindrome (4746776474).

The spelling of 2215251352 in words is "two billion, two hundred fifteen million, two hundred fifty-one thousand, three hundred fifty-two".