2653557 has 8 divisors (see below), whose sum is σ = 3557184. Its totient is φ = 1759488.

The previous prime is 2653549. The next prime is 2653571. The reversal of 2653557 is 7553562.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2653557 - 2³ = 2653549 is a prime.

It is a d-powerful number, because it can be written as 2²⁰ + 6² + 5³ + 3³ + 5⁸ + 5⁸ + 7⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2653517) 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 7 ways as a sum of consecutive naturals, for example, 1713 + ... + 2870.

It is an arithmetic number, because the mean of its divisors is an integer number (444648).

2^2653557 is an apocalyptic number.

It is an amenable number.

2653557 is a deficient number, since it is larger than the sum of its proper divisors (903627).

2653557 is a wasteful number, since it uses less digits than its factorization.

2653557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4779.

The product of its digits is 31500, while the sum is 33.

The square root of 2653557 is about 1628.9742171072. The cubic root of 2653557 is about 138.4446380845. Note that the first 3 decimals are identical.

The spelling of 2653557 in words is "two million, six hundred fifty-three thousand, five hundred fifty-seven".