2403421420 has 12 divisors (see below), whose sum is σ = 5047185024. Its totient is φ = 961368560.

The previous prime is 2403421417. The next prime is 2403421421. The reversal of 2403421420 is 241243042.

It is a happy number.

It is a super-2 number, since 2×2403421420² = 11552869044229632800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2403421391 and 2403421400.

It is not an unprimeable number, because it can be changed into a prime (2403421421) 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, 60085516 + ... + 60085555.

It is an arithmetic number, because the mean of its divisors is an integer number (420598752).

Almost surely, 2^2403421420 is an apocalyptic number.

2403421420 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2403421420 is an abundant number, since it is smaller than the sum of its proper divisors (2643763604).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2403421420 is a wasteful number, since it uses less digits than its factorization.

2403421420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120171080 (or 120171078 counting only the distinct ones).

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

The square root of 2403421420 is about 49024.7021408596. The cubic root of 2403421420 is about 1339.5018234277.

Adding to 2403421420 its reverse (241243042), we get a palindrome (2644664462).

It can be divided in two parts, 24034 and 21420, that added together give a palindrome (45454).

The spelling of 2403421420 in words is "two billion, four hundred three million, four hundred twenty-one thousand, four hundred twenty".