2654551 has 4 divisors (see below), whose sum is σ = 2658712. Its totient is φ = 2650392.

The previous prime is 2654543. The next prime is 2654557. The reversal of 2654551 is 1554562.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2654551 - 2³ = 2654543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2654557) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 900 + ... + 2473.

It is an arithmetic number, because the mean of its divisors is an integer number (664678).

2^2654551 is an apocalyptic number.

2654551 is a deficient number, since it is larger than the sum of its proper divisors (4161).

2654551 is an equidigital number, since it uses as much as digits as its factorization.

2654551 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4160.

The product of its digits is 6000, while the sum is 28.

The square root of 2654551 is about 1629.2792885199. The cubic root of 2654551 is about 138.4619226564.

The spelling of 2654551 in words is "two million, six hundred fifty-four thousand, five hundred fifty-one".