3436649 has 2 divisors, whose sum is σ = 3436650. Its totient is φ = 3436648.

The previous prime is 3436639. The next prime is 3436651. The reversal of 3436649 is 9466343.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3396649 + 40000 = 1843^2 + 200^2 .

It is an emirp because it is prime and its reverse (9466343) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3436649 - 2¹² = 3432553 is a prime.

Together with 3436651, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (3436639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1718324 + 1718325.

It is an arithmetic number, because the mean of its divisors is an integer number (1718325).

Almost surely, 2^3436649 is an apocalyptic number.

It is an amenable number.

3436649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3436649 is an equidigital number, since it uses as much as digits as its factorization.

3436649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 46656, while the sum is 35.

The square root of 3436649 is about 1853.8201099352. The cubic root of 3436649 is about 150.9078132686.

The spelling of 3436649 in words is "three million, four hundred thirty-six thousand, six hundred forty-nine".