2402421403 has 8 divisors (see below), whose sum is σ = 2457861120. Its totient is φ = 2347161960.

The previous prime is 2402421397. The next prime is 2402421409. The reversal of 2402421403 is 3041242042.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (2402421397) and next prime (2402421409).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2402421403 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2402421409) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17923 + ... + 71596.

It is an arithmetic number, because the mean of its divisors is an integer number (307232640).

Almost surely, 2^2402421403 is an apocalyptic number.

2402421403 is a deficient number, since it is larger than the sum of its proper divisors (55439717).

2402421403 is an equidigital number, since it uses as much as digits as its factorization.

2402421403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90137.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 2402421403 is about 49014.5019662548. The cubic root of 2402421403 is about 1339.3160174194.

Adding to 2402421403 its reverse (3041242042), we get a palindrome (5443663445).

The spelling of 2402421403 in words is "two billion, four hundred two million, four hundred twenty-one thousand, four hundred three".