36117128 has 8 divisors (see below), whose sum is σ = 67719630. Its totient is φ = 18058560.

The previous prime is 36117089. The next prime is 36117161. The reversal of 36117128 is 82171163.

It can be written as a sum of positive squares in only one way, i.e., 34316164 + 1800964 = 5858^2 + 1342^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a self number, because there is not a number n which added to its sum of digits gives 36117128.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2257313 + ... + 2257328.

Almost surely, 2^36117128 is an apocalyptic number.

It is an amenable number.

36117128 is a deficient number, since it is larger than the sum of its proper divisors (31602502).

36117128 is a wasteful number, since it uses less digits than its factorization.

36117128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4514647 (or 4514643 counting only the distinct ones).

The product of its digits is 2016, while the sum is 29.

The square root of 36117128 is about 6009.7527403380. The cubic root of 36117128 is about 330.5504373485.

The spelling of 36117128 in words is "thirty-six million, one hundred seventeen thousand, one hundred twenty-eight".