36646829 has 2 divisors, whose sum is σ = 36646830. Its totient is φ = 36646828.

The previous prime is 36646817. The next prime is 36646837. The reversal of 36646829 is 92864663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25908100 + 10738729 = 5090^2 + 3277^2 .

It is a cyclic number.

It is not a de Polignac number, because 36646829 - 2¹² = 36642733 is a prime.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 36646829.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36646529) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18323414 + 18323415.

It is an arithmetic number, because the mean of its divisors is an integer number (18323415).

Almost surely, 2^36646829 is an apocalyptic number.

It is an amenable number.

36646829 is a deficient number, since it is larger than the sum of its proper divisors (1).

36646829 is an equidigital number, since it uses as much as digits as its factorization.

36646829 is an evil number, because the sum of its binary digits is even.

The product of its digits is 373248, while the sum is 44.

The square root of 36646829 is about 6053.6624451649. The cubic root of 36646829 is about 332.1585739068.

The spelling of 36646829 in words is "thirty-six million, six hundred forty-six thousand, eight hundred twenty-nine".