2003466421 has 16 divisors (see below), whose sum is σ = 2284309440. Its totient is φ = 1740372480.

The previous prime is 2003466407. The next prime is 2003466461. The reversal of 2003466421 is 1246643002.

It is not a de Polignac number, because 2003466421 - 2¹³ = 2003458229 is a prime.

It is a super-4 number, since 4×2003466421⁴ (a number of 38 digits) contains 4444 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2003466421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2003466461) 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, 1431 + ... + 63316.

It is an arithmetic number, because the mean of its divisors is an integer number (142769340).

Almost surely, 2^2003466421 is an apocalyptic number.

It is an amenable number.

2003466421 is a deficient number, since it is larger than the sum of its proper divisors (280843019).

2003466421 is a wasteful number, since it uses less digits than its factorization.

2003466421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64884.

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 2003466421 is about 44760.0985365314. The cubic root of 2003466421 is about 1260.6485325607.

The spelling of 2003466421 in words is "two billion, three million, four hundred sixty-six thousand, four hundred twenty-one".