2015342 has 8 divisors (see below), whose sum is σ = 3454896. Its totient is φ = 863712.

The previous prime is 2015339. The next prime is 2015347. The reversal of 2015342 is 2435102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 2015342.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2015347) 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 in 3 ways as a sum of consecutive naturals, for example, 71963 + ... + 71990.

It is an arithmetic number, because the mean of its divisors is an integer number (431862).

2^2015342 is an apocalyptic number.

2015342 is a deficient number, since it is larger than the sum of its proper divisors (1439554).

2015342 is a wasteful number, since it uses less digits than its factorization.

2015342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143962.

The product of its (nonzero) digits is 240, while the sum is 17.

The square root of 2015342 is about 1419.6274159088. The cubic root of 2015342 is about 126.3134465270.

Subtracting from 2015342 its product of nonzero digits (240), we obtain a palindrome (2015102).

The spelling of 2015342 in words is "two million, fifteen thousand, three hundred forty-two".