2554537 has 4 divisors (see below), whose sum is σ = 2560896. Its totient is φ = 2548180.

The previous prime is 2554529. The next prime is 2554543. The reversal of 2554537 is 7354552.

It is the 653-rd star number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2554537 - 2³ = 2554529 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2554499 and 2554508.

It is not an unprimeable number, because it can be changed into a prime (2554337) 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 3 ways as a sum of consecutive naturals, for example, 2533 + ... + 3394.

It is an arithmetic number, because the mean of its divisors is an integer number (640224).

2^2554537 is an apocalyptic number.

It is an amenable number.

2554537 is a deficient number, since it is larger than the sum of its proper divisors (6359).

2554537 is an equidigital number, since it uses as much as digits as its factorization.

2554537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6358.

The product of its digits is 21000, while the sum is 31.

The square root of 2554537 is about 1598.2919007490. The cubic root of 2554537 is about 136.7006981151.

The spelling of 2554537 in words is "two million, five hundred fifty-four thousand, five hundred thirty-seven".