34143289 has 8 divisors (see below), whose sum is σ = 35101512. Its totient is φ = 33196800.

The previous prime is 34143281. The next prime is 34143299. The reversal of 34143289 is 98234143.

It can be written as a sum of positive squares in 4 ways, for example, as 4549689 + 29593600 = 2133^2 + 5440^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 34143289 - 2³ = 34143281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34143281) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3139 + ... + 8839.

It is an arithmetic number, because the mean of its divisors is an integer number (4387689).

Almost surely, 2^34143289 is an apocalyptic number.

It is an amenable number.

34143289 is a deficient number, since it is larger than the sum of its proper divisors (958223).

34143289 is a wasteful number, since it uses less digits than its factorization.

34143289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5867.

The product of its digits is 20736, while the sum is 34.

The square root of 34143289 is about 5843.2259069798. The cubic root of 34143289 is about 324.4156410605.

Adding to 34143289 its product of digits (20736), we get a square (34164025 = 5845²).

The spelling of 34143289 in words is "thirty-four million, one hundred forty-three thousand, two hundred eighty-nine".