2420303 has 4 divisors (see below), whose sum is σ = 2423928. Its totient is φ = 2416680.

The previous prime is 2420291. The next prime is 2420309. The reversal of 2420303 is 3030242.

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 2420303 - 2⁴ = 2420287 is a prime.

It is a super-2 number, since 2×2420303² = 11715733223618, which contains 22 as substring.

It is a Duffinian number.

2420303 is a modest number, since divided by 303 gives 242 as remainder.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2420309) 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, 488 + ... + 2253.

It is an arithmetic number, because the mean of its divisors is an integer number (605982).

2^2420303 is an apocalyptic number.

2420303 is a deficient number, since it is larger than the sum of its proper divisors (3625).

2420303 is an equidigital number, since it uses as much as digits as its factorization.

2420303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3624.

The product of its (nonzero) digits is 144, while the sum is 14.

The square root of 2420303 is about 1555.7323034507. The cubic root of 2420303 is about 134.2630719655.

Adding to 2420303 its reverse (3030242), we get a palindrome (5450545).

The spelling of 2420303 in words is "two million, four hundred twenty thousand, three hundred three".