36820349 has 2 divisors, whose sum is σ = 36820350. Its totient is φ = 36820348.

The previous prime is 36820339. The next prime is 36820363. The reversal of 36820349 is 94302863.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36517849 + 302500 = 6043^2 + 550^2 .

It is a cyclic number.

It is not a de Polignac number, because 36820349 - 2⁸ = 36820093 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36820339) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18410174 + 18410175.

It is an arithmetic number, because the mean of its divisors is an integer number (18410175).

Almost surely, 2^36820349 is an apocalyptic number.

It is an amenable number.

36820349 is a deficient number, since it is larger than the sum of its proper divisors (1).

36820349 is an equidigital number, since it uses as much as digits as its factorization.

36820349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31104, while the sum is 35.

The square root of 36820349 is about 6067.9773401027. The cubic root of 36820349 is about 332.6819973354.

The spelling of 36820349 in words is "thirty-six million, eight hundred twenty thousand, three hundred forty-nine".