2345043 has 4 divisors (see below), whose sum is σ = 3126728. Its totient is φ = 1563360.

The previous prime is 2345041. The next prime is 2345047. The reversal of 2345043 is 3405432.

It is a happy number.

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

It is not a de Polignac number, because 2345043 - 2¹ = 2345041 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2345041) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 390838 + ... + 390843.

It is an arithmetic number, because the mean of its divisors is an integer number (781682).

2^2345043 is an apocalyptic number.

2345043 is a deficient number, since it is larger than the sum of its proper divisors (781685).

2345043 is an equidigital number, since it uses as much as digits as its factorization.

2345043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 781684.

The product of its (nonzero) digits is 1440, while the sum is 21.

The square root of 2345043 is about 1531.3533230447. The cubic root of 2345043 is about 132.8567436356.

The spelling of 2345043 in words is "two million, three hundred forty-five thousand, forty-three".