36226691 has 2 divisors, whose sum is σ = 36226692. Its totient is φ = 36226690.

The previous prime is 36226681. The next prime is 36226709. The reversal of 36226691 is 19662263.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36226691 - 2⁶ = 36226627 is a prime.

It is a Sophie Germain prime.

It is not a weakly prime, because it can be changed into another prime (36226621) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18113345 + 18113346.

It is an arithmetic number, because the mean of its divisors is an integer number (18113346).

Almost surely, 2^36226691 is an apocalyptic number.

36226691 is a deficient number, since it is larger than the sum of its proper divisors (1).

36226691 is an equidigital number, since it uses as much as digits as its factorization.

36226691 is an evil number, because the sum of its binary digits is even.

The product of its digits is 23328, while the sum is 35.

The square root of 36226691 is about 6018.8612710379. The cubic root of 36226691 is about 330.8843466790.

The spelling of 36226691 in words is "thirty-six million, two hundred twenty-six thousand, six hundred ninety-one".