434441261 has 4 divisors (see below), whose sum is σ = 440560224. Its totient is φ = 428322300.

The previous prime is 434441221. The next prime is 434441291. The reversal of 434441261 is 162144434.

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 not a de Polignac number, because 434441261 - 2¹⁴ = 434424877 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (434441221) 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, 3059375 + ... + 3059516.

It is an arithmetic number, because the mean of its divisors is an integer number (110140056).

Almost surely, 2^434441261 is an apocalyptic number.

It is an amenable number.

434441261 is a deficient number, since it is larger than the sum of its proper divisors (6118963).

434441261 is an equidigital number, since it uses as much as digits as its factorization.

434441261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6118962.

The product of its digits is 9216, while the sum is 29.

The square root of 434441261 is about 20843.2545683250. The cubic root of 434441261 is about 757.3739356777.

Adding to 434441261 its reverse (162144434), we get a palindrome (596585695).

The spelling of 434441261 in words is "four hundred thirty-four million, four hundred forty-one thousand, two hundred sixty-one".