36661041 has 6 divisors (see below), whose sum is σ = 52954850. Its totient is φ = 24440688.

The previous prime is 36661021. The next prime is 36661067. The reversal of 36661041 is 14016663.

It can be written as a sum of positive squares in only one way, i.e., 32251041 + 4410000 = 5679^2 + 2100^2 .

It is not a de Polignac number, because 36661041 - 2⁹ = 36660529 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 36660996 and 36661014.

It is not an unprimeable number, because it can be changed into a prime (36661021) 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, 2036716 + ... + 2036733.

Almost surely, 2^36661041 is an apocalyptic number.

It is an amenable number.

36661041 is a deficient number, since it is larger than the sum of its proper divisors (16293809).

36661041 is a wasteful number, since it uses less digits than its factorization.

36661041 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4073455 (or 4073452 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

The square root of 36661041 is about 6054.8361662393. The cubic root of 36661041 is about 332.2015064758.

The spelling of 36661041 in words is "thirty-six million, six hundred sixty-one thousand, forty-one".