2152312 has 8 divisors (see below), whose sum is σ = 4035600. Its totient is φ = 1076152.

The previous prime is 2152309. The next prime is 2152321. The reversal of 2152312 is 2132512.

2152312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 134512 + ... + 134527.

It is an arithmetic number, because the mean of its divisors is an integer number (504450).

2^2152312 is an apocalyptic number.

It is an amenable number.

2152312 is a deficient number, since it is larger than the sum of its proper divisors (1883288).

2152312 is a wasteful number, since it uses less digits than its factorization.

2152312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269045 (or 269041 counting only the distinct ones).

The product of its digits is 120, while the sum is 16.

The square root of 2152312 is about 1467.0760034845. The cubic root of 2152312 is about 129.1125352550.

Adding to 2152312 its reverse (2132512), we get a palindrome (4284824).

The spelling of 2152312 in words is "two million, one hundred fifty-two thousand, three hundred twelve".