34518889 has 4 divisors (see below), whose sum is σ = 34531924. Its totient is φ = 34505856.

The previous prime is 34518881. The next prime is 34518907. The reversal of 34518889 is 98881543.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 98881543 = 3371 ⋅29333.

It can be written as a sum of positive squares in 2 ways, for example, as 18558864 + 15960025 = 4308^2 + 3995^2 .

It is a cyclic number.

It is not a de Polignac number, because 34518889 - 2³ = 34518881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34518881) 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, 972 + ... + 8365.

It is an arithmetic number, because the mean of its divisors is an integer number (8632981).

Almost surely, 2^34518889 is an apocalyptic number.

It is an amenable number.

34518889 is a deficient number, since it is larger than the sum of its proper divisors (13035).

34518889 is an equidigital number, since it uses as much as digits as its factorization.

34518889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13034.

The product of its digits is 276480, while the sum is 46.

The square root of 34518889 is about 5875.2777806671. The cubic root of 34518889 is about 325.6009048475.

The spelling of 34518889 in words is "thirty-four million, five hundred eighteen thousand, eight hundred eighty-nine".