34516561 has 4 divisors (see below), whose sum is σ = 34534324. Its totient is φ = 34498800.

The previous prime is 34516543. The next prime is 34516571. The reversal of 34516561 is 16561543.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 25250625 + 9265936 = 5025^2 + 3044^2 .

It is a cyclic number.

It is not a de Polignac number, because 34516561 - 2¹⁵ = 34483793 is a prime.

It is a deceptive number, since it divides R_34516560.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (34516501) 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, 5550 + ... + 9991.

It is an arithmetic number, because the mean of its divisors is an integer number (8633581).

Almost surely, 2^34516561 is an apocalyptic number.

It is an amenable number.

34516561 is a deficient number, since it is larger than the sum of its proper divisors (17763).

34516561 is a wasteful number, since it uses less digits than its factorization.

34516561 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17762.

The product of its digits is 10800, while the sum is 31.

The square root of 34516561 is about 5875.0796590344. The cubic root of 34516561 is about 325.5935850296.

The spelling of 34516561 in words is "thirty-four million, five hundred sixteen thousand, five hundred sixty-one".