3577649 has 2 divisors, whose sum is σ = 3577650. Its totient is φ = 3577648.

The previous prime is 3577631. The next prime is 3577661. The reversal of 3577649 is 9467753.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2640625 + 937024 = 1625^2 + 968^2 .

It is an emirp because it is prime and its reverse (9467753) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3577649 - 2⁸ = 3577393 is a prime.

It is not a weakly prime, because it can be changed into another prime (3577669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1788824 + 1788825.

It is an arithmetic number, because the mean of its divisors is an integer number (1788825).

Almost surely, 2^3577649 is an apocalyptic number.

It is an amenable number.

3577649 is a deficient number, since it is larger than the sum of its proper divisors (1).

3577649 is an equidigital number, since it uses as much as digits as its factorization.

3577649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 158760, while the sum is 41.

The square root of 3577649 is about 1891.4674197564. The cubic root of 3577649 is about 152.9440466366.

The spelling of 3577649 in words is "three million, five hundred seventy-seven thousand, six hundred forty-nine".