2429903 has 4 divisors (see below), whose sum is σ = 2777040. Its totient is φ = 2082768.

The previous prime is 2429899. The next prime is 2429923. The reversal of 2429903 is 3099242.

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 2429903 - 2² = 2429899 is a prime.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2429923) 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, 173558 + ... + 173571.

It is an arithmetic number, because the mean of its divisors is an integer number (694260).

2^2429903 is an apocalyptic number.

2429903 is a deficient number, since it is larger than the sum of its proper divisors (347137).

2429903 is an equidigital number, since it uses as much as digits as its factorization.

2429903 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 347136.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 2429903 is about 1558.8146137370. The cubic root of 2429903 is about 134.4403534994.

The spelling of 2429903 in words is "two million, four hundred twenty-nine thousand, nine hundred three".