36034561 has 4 divisors (see below), whose sum is σ = 36184324. Its totient is φ = 35884800.

The previous prime is 36034553. The next prime is 36034567. The reversal of 36034561 is 16543063.

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 31708161 + 4326400 = 5631^2 + 2080^2 .

It is a cyclic number.

It is not a de Polignac number, because 36034561 - 2³ = 36034553 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36034567) 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, 74520 + ... + 75001.

It is an arithmetic number, because the mean of its divisors is an integer number (9046081).

Almost surely, 2^36034561 is an apocalyptic number.

It is an amenable number.

36034561 is a deficient number, since it is larger than the sum of its proper divisors (149763).

36034561 is a wasteful number, since it uses less digits than its factorization.

36034561 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149762.

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 36034561 is about 6002.8793924249. The cubic root of 36034561 is about 330.2983558231.

The spelling of 36034561 in words is "thirty-six million, thirty-four thousand, five hundred sixty-one".