36216031 has 2 divisors, whose sum is σ = 36216032. Its totient is φ = 36216030.

The previous prime is 36216023. The next prime is 36216067. The reversal of 36216031 is 13061263.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36216031 - 2³ = 36216023 is a prime.

It is a super-2 number, since 2×36216031² = 2623201802785922, which contains 22 as substring.

It is a plaindrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 36215993 and 36216011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36216731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18108015 + 18108016.

It is an arithmetic number, because the mean of its divisors is an integer number (18108016).

Almost surely, 2^36216031 is an apocalyptic number.

36216031 is a deficient number, since it is larger than the sum of its proper divisors (1).

36216031 is an equidigital number, since it uses as much as digits as its factorization.

36216031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 648, while the sum is 22.

The square root of 36216031 is about 6017.9756563150. The cubic root of 36216031 is about 330.8518883537.

Adding to 36216031 its reverse (13061263), we get a palindrome (49277294).

The spelling of 36216031 in words is "thirty-six million, two hundred sixteen thousand, thirty-one".