3670949 has 2 divisors, whose sum is σ = 3670950. Its totient is φ = 3670948.

The previous prime is 3670903. The next prime is 3670957. The reversal of 3670949 is 9490763.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2656900 + 1014049 = 1630^2 + 1007^2 .

It is a cyclic number.

It is not a de Polignac number, because 3670949 - 2¹² = 3666853 is a prime.

It is a Chen prime.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3670969) by changing a digit.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1835474 + 1835475.

It is an arithmetic number, because the mean of its divisors is an integer number (1835475).

Almost surely, 2^3670949 is an apocalyptic number.

It is an amenable number.

3670949 is a deficient number, since it is larger than the sum of its proper divisors (1).

3670949 is an equidigital number, since it uses as much as digits as its factorization.

3670949 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 3670949 is about 1915.9720770408. The cubic root of 3670949 is about 154.2621749884.

The spelling of 3670949 in words is "three million, six hundred seventy thousand, nine hundred forty-nine".