36161728 has 28 divisors (see below), whose sum is σ = 73702672. Its totient is φ = 17591040.

The previous prime is 36161687. The next prime is 36161777. The reversal of 36161728 is 82716163.

It is a junction number, because it is equal to n+sod(n) for n = 36161693 and 36161702.

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, 5268 + ... + 10003.

Almost surely, 2^36161728 is an apocalyptic number.

It is an amenable number.

36161728 is an abundant number, since it is smaller than the sum of its proper divisors (37540944).

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

36161728 is a wasteful number, since it uses less digits than its factorization.

36161728 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15320 (or 15310 counting only the distinct ones).

The product of its digits is 12096, while the sum is 34.

The square root of 36161728 is about 6013.4622306954. The cubic root of 36161728 is about 330.6864437818.

The spelling of 36161728 in words is "thirty-six million, one hundred sixty-one thousand, seven hundred twenty-eight".