434213403 has 32 divisors (see below), whose sum is σ = 658479360. Its totient is φ = 252305280.

The previous prime is 434213387. The next prime is 434213407. The reversal of 434213403 is 304312434.

It is not a de Polignac number, because 434213403 - 2⁴ = 434213387 is a prime.

It is not an unprimeable number, because it can be changed into a prime (434213407) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 275608 + ... + 277178.

It is an arithmetic number, because the mean of its divisors is an integer number (20577480).

Almost surely, 2^434213403 is an apocalyptic number.

434213403 is a deficient number, since it is larger than the sum of its proper divisors (224265957).

434213403 is a wasteful number, since it uses less digits than its factorization.

434213403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1979.

The product of its (nonzero) digits is 3456, while the sum is 24.

The square root of 434213403 is about 20837.7878624388. The cubic root of 434213403 is about 757.2415020553.

Adding to 434213403 its reverse (304312434), we get a palindrome (738525837).

The spelling of 434213403 in words is "four hundred thirty-four million, two hundred thirteen thousand, four hundred three".