336649 has 2 divisors, whose sum is σ = 336650. Its totient is φ = 336648.

The previous prime is 336643. The next prime is 336653. The reversal of 336649 is 946633.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 319225 + 17424 = 565^2 + 132^2 .

It is a cyclic number.

It is not a de Polignac number, because 336649 - 2⁷ = 336521 is a prime.

It is a super-2 number, since 2×336649² = 226665098402, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 336649.

It is not a weakly prime, because it can be changed into another prime (336643) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 168324 + 168325.

It is an arithmetic number, because the mean of its divisors is an integer number (168325).

2³³⁶⁶⁴⁹ is an apocalyptic number.

It is an amenable number.

336649 is a deficient number, since it is larger than the sum of its proper divisors (1).

336649 is an equidigital number, since it uses as much as digits as its factorization.

336649 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 31.

The square root of 336649 is about 580.2146154657. The cubic root of 336649 is about 69.5652648494.

The spelling of 336649 in words is "three hundred thirty-six thousand, six hundred forty-nine".