2342643 has 16 divisors (see below), whose sum is σ = 3338880. Its totient is φ = 1456704.

The previous prime is 2342633. The next prime is 2342657. The reversal of 2342643 is 3462432.

It is a happy number.

It is not a de Polignac number, because 2342643 - 2⁵ = 2342611 is a prime.

2342643 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2342623) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3880 + ... + 4442.

It is an arithmetic number, because the mean of its divisors is an integer number (208680).

2^2342643 is an apocalyptic number.

2342643 is a deficient number, since it is larger than the sum of its proper divisors (996237).

2342643 is a wasteful number, since it uses less digits than its factorization.

2342643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 658.

The product of its digits is 3456, while the sum is 24.

The square root of 2342643 is about 1530.5695018522. The cubic root of 2342643 is about 132.8114047338.

The spelling of 2342643 in words is "two million, three hundred forty-two thousand, six hundred forty-three".