34303561 has 12 divisors (see below), whose sum is σ = 35832132. Its totient is φ = 32827808.

The previous prime is 34303553. The next prime is 34303583. The reversal of 34303561 is 16530343.

It can be written as a sum of positive squares in 2 ways, for example, as 29214025 + 5089536 = 5405^2 + 2256^2 .

It is not a de Polignac number, because 34303561 - 2³ = 34303553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34303541) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 116931 + ... + 117223.

It is an arithmetic number, because the mean of its divisors is an integer number (2986011).

Almost surely, 2^34303561 is an apocalyptic number.

It is an amenable number.

34303561 is a deficient number, since it is larger than the sum of its proper divisors (1528571).

34303561 is an equidigital number, since it uses as much as digits as its factorization.

34303561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 440 (or 393 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 34303561 is about 5856.9241927824. The cubic root of 34303561 is about 324.9224619759.

The spelling of 34303561 in words is "thirty-four million, three hundred three thousand, five hundred sixty-one".