36233831 has 2 divisors, whose sum is σ = 36233832. Its totient is φ = 36233830.

The previous prime is 36233803. The next prime is 36233837. The reversal of 36233831 is 13833263.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36233831 is a prime.

It is a super-2 number, since 2×36233831² = 2625781017873122, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 36233794 and 36233803.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36233837) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18116915 + 18116916.

It is an arithmetic number, because the mean of its divisors is an integer number (18116916).

Almost surely, 2^36233831 is an apocalyptic number.

36233831 is a deficient number, since it is larger than the sum of its proper divisors (1).

36233831 is an equidigital number, since it uses as much as digits as its factorization.

36233831 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7776, while the sum is 29.

The square root of 36233831 is about 6019.4543772671. The cubic root of 36233831 is about 330.9060834977.

The spelling of 36233831 in words is "thirty-six million, two hundred thirty-three thousand, eight hundred thirty-one".