36113857 has 8 divisors (see below), whose sum is σ = 38938536. Its totient is φ = 33295872.

The previous prime is 36113837. The next prime is 36113867. The reversal of 36113857 is 75831163.

It can be written as a sum of positive squares in 4 ways, for example, as 1256641 + 34857216 = 1121^2 + 5904^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36113857 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36113807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20433 + ... + 22129.

It is an arithmetic number, because the mean of its divisors is an integer number (4867317).

Almost surely, 2^36113857 is an apocalyptic number.

It is an amenable number.

36113857 is a deficient number, since it is larger than the sum of its proper divisors (2824679).

36113857 is a wasteful number, since it uses less digits than its factorization.

36113857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3347.

The product of its digits is 15120, while the sum is 34.

The square root of 36113857 is about 6009.4805931961. The cubic root of 36113857 is about 330.5404581209.

The spelling of 36113857 in words is "thirty-six million, one hundred thirteen thousand, eight hundred fifty-seven".