2669553 has 12 divisors (see below), whose sum is σ = 3938688. Its totient is φ = 1741560.

The previous prime is 2669549. The next prime is 2669581. The reversal of 2669553 is 3559662.

It is not a de Polignac number, because 2669553 - 2² = 2669549 is a prime.

It is an Ulam number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2669753) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2733 + ... + 3578.

It is an arithmetic number, because the mean of its divisors is an integer number (328224).

2^2669553 is an apocalyptic number.

It is an amenable number.

2669553 is a deficient number, since it is larger than the sum of its proper divisors (1269135).

2669553 is a wasteful number, since it uses less digits than its factorization.

2669553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6364 (or 6361 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 2669553 is about 1633.8766783329. The cubic root of 2669553 is about 138.7222686239.

The spelling of 2669553 in words is "two million, six hundred sixty-nine thousand, five hundred fifty-three".