34026989 has 4 divisors (see below), whose sum is σ = 34039356. Its totient is φ = 34014624.

The previous prime is 34026961. The next prime is 34026991. The reversal of 34026989 is 98962043.

It is a happy number.

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.

It can be written as a sum of positive squares in 2 ways, for example, as 15665764 + 18361225 = 3958^2 + 4285^2 .

It is a cyclic number.

It is not a de Polignac number, because 34026989 - 2²⁴ = 17249773 is a prime.

It is a super-2 number, since 2×34026989² = 2315671960812242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34026089) 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, 17 + ... + 8249.

It is an arithmetic number, because the mean of its divisors is an integer number (8509839).

Almost surely, 2^34026989 is an apocalyptic number.

It is an amenable number.

34026989 is a deficient number, since it is larger than the sum of its proper divisors (12367).

34026989 is an equidigital number, since it uses as much as digits as its factorization.

34026989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12366.

The product of its (nonzero) digits is 93312, while the sum is 41.

The square root of 34026989 is about 5833.2657234177. The cubic root of 34026989 is about 324.0468769496.

The spelling of 34026989 in words is "thirty-four million, twenty-six thousand, nine hundred eighty-nine".