3669553 has 2 divisors, whose sum is σ = 3669554. Its totient is φ = 3669552.

The previous prime is 3669529. The next prime is 3669557. The reversal of 3669553 is 3559663.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3268864 + 400689 = 1808^2 + 633^2 .

It is a cyclic number.

It is not a de Polignac number, because 3669553 - 2⁵ = 3669521 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3669557) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1834776 + 1834777.

It is an arithmetic number, because the mean of its divisors is an integer number (1834777).

Almost surely, 2^3669553 is an apocalyptic number.

It is an amenable number.

3669553 is a deficient number, since it is larger than the sum of its proper divisors (1).

3669553 is an equidigital number, since it uses as much as digits as its factorization.

3669553 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 72900, while the sum is 37.

The square root of 3669553 is about 1915.6077364638. The cubic root of 3669553 is about 154.2426180745.

The spelling of 3669553 in words is "three million, six hundred sixty-nine thousand, five hundred fifty-three".