421414233 has 16 divisors (see below), whose sum is σ = 575773440. Its totient is φ = 274017744.

The previous prime is 421414229. The next prime is 421414247. The reversal of 421414233 is 332414124.

It is not a de Polignac number, because 421414233 - 2² = 421414229 is a prime.

It is not an unprimeable number, because it can be changed into a prime (421410233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 108910 + ... + 112712.

It is an arithmetic number, because the mean of its divisors is an integer number (35985840).

Almost surely, 2^421414233 is an apocalyptic number.

421414233 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

421414233 is a deficient number, since it is larger than the sum of its proper divisors (154359207).

421414233 is a wasteful number, since it uses less digits than its factorization.

421414233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4708.

The product of its digits is 2304, while the sum is 24.

The square root of 421414233 is about 20528.3762874710. The cubic root of 421414233 is about 749.7268534222.

Adding to 421414233 its reverse (332414124), we get a palindrome (753828357).

The spelling of 421414233 in words is "four hundred twenty-one million, four hundred fourteen thousand, two hundred thirty-three".