2553549 has 8 divisors (see below), whose sum is σ = 3413760. Its totient is φ = 1697856.

The previous prime is 2553547. The next prime is 2553559. The reversal of 2553549 is 9453552.

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

It is not a de Polignac number, because 2553549 - 2¹ = 2553547 is a prime.

It is a super-2 number, since 2×2553549² = 13041224990802, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2553541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 549 + ... + 2325.

It is an arithmetic number, because the mean of its divisors is an integer number (426720).

2^2553549 is an apocalyptic number.

It is an amenable number.

2553549 is a deficient number, since it is larger than the sum of its proper divisors (860211).

2553549 is a wasteful number, since it uses less digits than its factorization.

2553549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2259.

The product of its digits is 27000, while the sum is 33.

The square root of 2553549 is about 1597.9827908961. The cubic root of 2553549 is about 136.6830722589.

The spelling of 2553549 in words is "two million, five hundred fifty-three thousand, five hundred forty-nine".