36729646 has 16 divisors (see below), whose sum is σ = 55764576. Its totient is φ = 18143136.

The previous prime is 36729617. The next prime is 36729647. The reversal of 36729646 is 64692763.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36729647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92320 + ... + 92716.

It is an arithmetic number, because the mean of its divisors is an integer number (3485286).

Almost surely, 2^36729646 is an apocalyptic number.

36729646 is a deficient number, since it is larger than the sum of its proper divisors (19034930).

36729646 is a wasteful number, since it uses less digits than its factorization.

36729646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 843.

The product of its digits is 326592, while the sum is 43.

The square root of 36729646 is about 6060.4988243543. The cubic root of 36729646 is about 332.4085971837.

The spelling of 36729646 in words is "thirty-six million, seven hundred twenty-nine thousand, six hundred forty-six".