434032561 has 4 divisors (see below), whose sum is σ = 456876400. Its totient is φ = 411188724.

The previous prime is 434032549. The next prime is 434032591. The reversal of 434032561 is 165230434.

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 434032561 - 2⁷ = 434032433 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434032591) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11421891 + ... + 11421928.

It is an arithmetic number, because the mean of its divisors is an integer number (114219100).

Almost surely, 2^434032561 is an apocalyptic number.

It is an amenable number.

434032561 is a deficient number, since it is larger than the sum of its proper divisors (22843839).

434032561 is a wasteful number, since it uses less digits than its factorization.

434032561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22843838.

The product of its (nonzero) digits is 8640, while the sum is 28.

The square root of 434032561 is about 20833.4481303504. The cubic root of 434032561 is about 757.1363616778.

Adding to 434032561 its reverse (165230434), we get a palindrome (599262995).

The spelling of 434032561 in words is "four hundred thirty-four million, thirty-two thousand, five hundred sixty-one".