2429943 has 4 divisors (see below), whose sum is σ = 3239928. Its totient is φ = 1619960.

The previous prime is 2429941. The next prime is 2429953. The reversal of 2429943 is 3499242.

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

It is a cyclic number.

It is not a de Polignac number, because 2429943 - 2¹ = 2429941 is a prime.

It is a D-number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2429941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 404988 + ... + 404993.

It is an arithmetic number, because the mean of its divisors is an integer number (809982).

2^2429943 is an apocalyptic number.

2429943 is a deficient number, since it is larger than the sum of its proper divisors (809985).

2429943 is an equidigital number, since it uses as much as digits as its factorization.

2429943 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 809984.

The product of its digits is 15552, while the sum is 33.

The square root of 2429943 is about 1558.8274439463. The cubic root of 2429943 is about 134.4410911948.

Subtracting from 2429943 its sum of digits (33), we obtain a triangular number (2429910 = T₂₂₀₄).

It can be divided in two parts, 24299 and 43, that added together give a palindrome (24342).

The spelling of 2429943 in words is "two million, four hundred twenty-nine thousand, nine hundred forty-three".