434314421 has 4 divisors (see below), whose sum is σ = 434593152. Its totient is φ = 434035692.

The previous prime is 434314403. The next prime is 434314459. The reversal of 434314421 is 124413434.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-434314421 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434314481) 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, 137015 + ... + 140148.

It is an arithmetic number, because the mean of its divisors is an integer number (108648288).

Almost surely, 2^434314421 is an apocalyptic number.

It is an amenable number.

434314421 is a deficient number, since it is larger than the sum of its proper divisors (278731).

434314421 is a wasteful number, since it uses less digits than its factorization.

434314421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278730.

The product of its digits is 4608, while the sum is 26.

The square root of 434314421 is about 20840.2116352018. The cubic root of 434314421 is about 757.3002205642.

Adding to 434314421 its reverse (124413434), we get a palindrome (558727855).

The spelling of 434314421 in words is "four hundred thirty-four million, three hundred fourteen thousand, four hundred twenty-one".