421410033 has 20 divisors (see below), whose sum is σ = 686743728. Its totient is φ = 255399480.

The previous prime is 421410029. The next prime is 421410061. The reversal of 421410033 is 330014124.

It is not a de Polignac number, because 421410033 - 2² = 421410029 is a prime.

It is a super-2 number, since 2×421410033² = 355172831826122178, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 421409988 and 421410015.

It is not an unprimeable number, because it can be changed into a prime (421410083) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 235591 + ... + 237372.

Almost surely, 2^421410033 is an apocalyptic number.

It is an amenable number.

421410033 is a deficient number, since it is larger than the sum of its proper divisors (265333695).

421410033 is a wasteful number, since it uses less digits than its factorization.

421410033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472986 (or 472977 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 421410033 is about 20528.2739897927. The cubic root of 421410033 is about 749.7243627112.

Adding to 421410033 its reverse (330014124), we get a palindrome (751424157).

The spelling of 421410033 in words is "four hundred twenty-one million, four hundred ten thousand, thirty-three".