35868131 has 4 divisors (see below), whose sum is σ = 38627232. Its totient is φ = 33109032.

The previous prime is 35868127. The next prime is 35868139. The reversal of 35868131 is 13186853.

35868131 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 35868131 - 2² = 35868127 is a prime.

It is a super-2 number, since 2×35868131² = 2573045642866322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 35868091 and 35868100.

It is not an unprimeable number, because it can be changed into a prime (35868139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1379531 + ... + 1379556.

It is an arithmetic number, because the mean of its divisors is an integer number (9656808).

Almost surely, 2^35868131 is an apocalyptic number.

35868131 is a deficient number, since it is larger than the sum of its proper divisors (2759101).

35868131 is a wasteful number, since it uses less digits than its factorization.

35868131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2759100.

The product of its digits is 17280, while the sum is 35.

The square root of 35868131 is about 5989.0008348639. Note that the first 3 decimals coincide. The cubic root of 35868131 is about 329.7890632385.

The spelling of 35868131 in words is "thirty-five million, eight hundred sixty-eight thousand, one hundred thirty-one".