434898859 has 4 divisors (see below), whose sum is σ = 435881016. Its totient is φ = 433916704.

The previous prime is 434898839. The next prime is 434898869. The reversal of 434898859 is 958898434.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 434898859 - 2¹³ = 434890667 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (434898839) 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, 490414 + ... + 491299.

It is an arithmetic number, because the mean of its divisors is an integer number (108970254).

Almost surely, 2^434898859 is an apocalyptic number.

434898859 is a deficient number, since it is larger than the sum of its proper divisors (982157).

434898859 is an equidigital number, since it uses as much as digits as its factorization.

434898859 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 982156.

The product of its digits is 9953280, while the sum is 58.

The square root of 434898859 is about 20854.2288037702. The cubic root of 434898859 is about 757.6397569509.

The spelling of 434898859 in words is "four hundred thirty-four million, eight hundred ninety-eight thousand, eight hundred fifty-nine".