2142346 has 16 divisors (see below), whose sum is σ = 3405600. Its totient is φ = 1009008.

The previous prime is 2142341. The next prime is 2142353. The reversal of 2142346 is 6432412.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2142341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2065 + ... + 2923.

It is an arithmetic number, because the mean of its divisors is an integer number (212850).

2^2142346 is an apocalyptic number.

2142346 is a deficient number, since it is larger than the sum of its proper divisors (1263254).

2142346 is a wasteful number, since it uses less digits than its factorization.

2142346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 933.

The product of its digits is 1152, while the sum is 22.

The square root of 2142346 is about 1463.6755104872. The cubic root of 2142346 is about 128.9129472970.

Adding to 2142346 its reverse (6432412), we get a palindrome (8574758).

The spelling of 2142346 in words is "two million, one hundred forty-two thousand, three hundred forty-six".