2554779 has 8 divisors (see below), whose sum is σ = 3479040. Its totient is φ = 1666856.

The previous prime is 2554763. The next prime is 2554787. The reversal of 2554779 is 9774552.

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

It is a cyclic number.

It is not a de Polignac number, because 2554779 - 2⁴ = 2554763 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2554729) 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, 8919 + ... + 9200.

It is an arithmetic number, because the mean of its divisors is an integer number (434880).

2^2554779 is an apocalyptic number.

2554779 is a deficient number, since it is larger than the sum of its proper divisors (924261).

2554779 is a wasteful number, since it uses less digits than its factorization.

2554779 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18169.

The product of its digits is 88200, while the sum is 39.

The square root of 2554779 is about 1598.3676047768. The cubic root of 2554779 is about 136.7050146865.

It can be divided in two parts, 2554 and 779, that added together give a palindrome (3333).

The spelling of 2554779 in words is "two million, five hundred fifty-four thousand, seven hundred seventy-nine".