34303509 has 6 divisors (see below), whose sum is σ = 49549526. Its totient is φ = 22869000.

The previous prime is 34303487. The next prime is 34303517. The reversal of 34303509 is 90530343.

It can be written as a sum of positive squares in only one way, i.e., 22297284 + 12006225 = 4722^2 + 3465^2 .

It is not a de Polignac number, because 34303509 - 2¹² = 34299413 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34303519) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1905742 + ... + 1905759.

Almost surely, 2^34303509 is an apocalyptic number.

It is an amenable number.

34303509 is a deficient number, since it is larger than the sum of its proper divisors (15246017).

34303509 is a wasteful number, since it uses less digits than its factorization.

34303509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3811507 (or 3811504 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 27.

The square root of 34303509 is about 5856.9197535906. The cubic root of 34303509 is about 324.9222977950.

The spelling of 34303509 in words is "thirty-four million, three hundred three thousand, five hundred nine".