2152342 has 4 divisors (see below), whose sum is σ = 3228516. Its totient is φ = 1076170.

The previous prime is 2152321. The next prime is 2152343. The reversal of 2152342 is 2432512.

2152342 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2152343) by changing a digit.

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, 538084 + ... + 538087.

It is an arithmetic number, because the mean of its divisors is an integer number (807129).

2^2152342 is an apocalyptic number.

2152342 is a deficient number, since it is larger than the sum of its proper divisors (1076174).

2152342 is a wasteful number, since it uses less digits than its factorization.

2152342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1076173.

The product of its digits is 480, while the sum is 19.

The square root of 2152342 is about 1467.0862278680. The cubic root of 2152342 is about 129.1131351306.

Adding to 2152342 its reverse (2432512), we get a palindrome (4584854).

The spelling of 2152342 in words is "two million, one hundred fifty-two thousand, three hundred forty-two".