434024561 has 2 divisors, whose sum is σ = 434024562. Its totient is φ = 434024560.

The previous prime is 434024557. The next prime is 434024599. The reversal of 434024561 is 165420434.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 430147600 + 3876961 = 20740^2 + 1969^2 .

It is a cyclic number.

It is not a de Polignac number, because 434024561 - 2² = 434024557 is a prime.

It is not a weakly prime, because it can be changed into another prime (434024761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 217012280 + 217012281.

It is an arithmetic number, because the mean of its divisors is an integer number (217012281).

Almost surely, 2^434024561 is an apocalyptic number.

It is an amenable number.

434024561 is a deficient number, since it is larger than the sum of its proper divisors (1).

434024561 is an equidigital number, since it uses as much as digits as its factorization.

434024561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 11520, while the sum is 29.

The square root of 434024561 is about 20833.2561305236. The cubic root of 434024561 is about 757.1317098547.

Adding to 434024561 its reverse (165420434), we get a palindrome (599444995).

The spelling of 434024561 in words is "four hundred thirty-four million, twenty-four thousand, five hundred sixty-one".