2403220253 has 16 divisors (see below), whose sum is σ = 2796777984. Its totient is φ = 2022427440.

The previous prime is 2403220247. The next prime is 2403220271. The reversal of 2403220253 is 3520223042.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2403220253 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2403220243) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135638 + ... + 152328.

It is an arithmetic number, because the mean of its divisors is an integer number (174798624).

Almost surely, 2^2403220253 is an apocalyptic number.

It is an amenable number.

2403220253 is a deficient number, since it is larger than the sum of its proper divisors (393557731).

2403220253 is a wasteful number, since it uses less digits than its factorization.

2403220253 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17072.

The product of its (nonzero) digits is 2880, while the sum is 23.

The square root of 2403220253 is about 49022.6504077452. The cubic root of 2403220253 is about 1339.4644501676.

Adding to 2403220253 its reverse (3520223042), we get a palindrome (5923443295).

The spelling of 2403220253 in words is "two billion, four hundred three million, two hundred twenty thousand, two hundred fifty-three".