2554999 has 4 divisors (see below), whose sum is σ = 2567320. Its totient is φ = 2542680.

The previous prime is 2554991. The next prime is 2555009. The reversal of 2554999 is 9994552.

It is a happy number.

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 2554999 - 2³ = 2554991 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 (2554991) 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, 5844 + ... + 6265.

It is an arithmetic number, because the mean of its divisors is an integer number (641830).

2^2554999 is an apocalyptic number.

2554999 is a deficient number, since it is larger than the sum of its proper divisors (12321).

2554999 is a wasteful number, since it uses less digits than its factorization.

2554999 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12320.

The product of its digits is 145800, while the sum is 43.

The square root of 2554999 is about 1598.4364235089. The cubic root of 2554999 is about 136.7089386059.

It can be divided in two parts, 2554 and 999, that added together give a palindrome (3553).

The spelling of 2554999 in words is "two million, five hundred fifty-four thousand, nine hundred ninety-nine".