36729728 has 32 divisors (see below), whose sum is σ = 83627760. Its totient is φ = 15740928.

The previous prime is 36729713. The next prime is 36729739. The reversal of 36729728 is 82792763.

It is a tau number, because it is divible by the number of its divisors (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 19601 + ... + 21392.

Almost surely, 2^36729728 is an apocalyptic number.

It is an amenable number.

36729728 is an abundant number, since it is smaller than the sum of its proper divisors (46898032).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

36729728 is an equidigital number, since it uses as much as digits as its factorization.

36729728 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41014 (or 41002 counting only the distinct ones).

The product of its digits is 254016, while the sum is 44.

The square root of 36729728 is about 6060.5055894702. The cubic root of 36729728 is about 332.4088445541.

The spelling of 36729728 in words is "thirty-six million, seven hundred twenty-nine thousand, seven hundred twenty-eight".