36733666 has 4 divisors (see below), whose sum is σ = 55100502. Its totient is φ = 18366832.

The previous prime is 36733603. The next prime is 36733679. The reversal of 36733666 is 66633763.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66633763 = 7 ⋅9519109.

It can be written as a sum of positive squares in only one way, i.e., 34468641 + 2265025 = 5871^2 + 1505^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9183415 + ... + 9183418.

Almost surely, 2^36733666 is an apocalyptic number.

36733666 is a deficient number, since it is larger than the sum of its proper divisors (18366836).

36733666 is a wasteful number, since it uses less digits than its factorization.

36733666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18366835.

The product of its digits is 244944, while the sum is 40.

The square root of 36733666 is about 6060.8304711483. The cubic root of 36733666 is about 332.4207239347.

The spelling of 36733666 in words is "thirty-six million, seven hundred thirty-three thousand, six hundred sixty-six".