36544666 has 16 divisors (see below), whose sum is σ = 56083104. Its totient is φ = 17853264.

The previous prime is 36544663. The next prime is 36544667. The reversal of 36544666 is 66644563.

It is a super-2 number, since 2×36544666² = 2671025226103112, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36544661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31981 + ... + 33103.

It is an arithmetic number, because the mean of its divisors is an integer number (3505194).

Almost surely, 2^36544666 is an apocalyptic number.

36544666 is a deficient number, since it is larger than the sum of its proper divisors (19538438).

36544666 is a wasteful number, since it uses less digits than its factorization.

36544666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1485.

The product of its digits is 311040, while the sum is 40.

The square root of 36544666 is about 6045.2184410491. The cubic root of 36544666 is about 331.8496258572.

The spelling of 36544666 in words is "thirty-six million, five hundred forty-four thousand, six hundred sixty-six".