2551799 has 8 divisors (see below), whose sum is σ = 2642640. Its totient is φ = 2462400.

The previous prime is 2551793. The next prime is 2551817. The reversal of 2551799 is 9971552.

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 2551799 - 2⁸ = 2551543 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 (2551793) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4184 + ... + 4754.

It is an arithmetic number, because the mean of its divisors is an integer number (330330).

2^2551799 is an apocalyptic number.

2551799 is a deficient number, since it is larger than the sum of its proper divisors (90841).

2551799 is a wasteful number, since it uses less digits than its factorization.

2551799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721.

The product of its digits is 28350, while the sum is 38.

The square root of 2551799 is about 1597.4351317033. The cubic root of 2551799 is about 136.6518412102.

The spelling of 2551799 in words is "two million, five hundred fifty-one thousand, seven hundred ninety-nine".