2550458 has 8 divisors (see below), whose sum is σ = 3832500. Its totient is φ = 1272960.

The previous prime is 2550437. The next prime is 2550467. The reversal of 2550458 is 8540552.

It can be written as a sum of positive squares in 2 ways, for example, as 2550409 + 49 = 1597^2 + 7^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 2550458.

It is an unprimeable number.

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, 1418 + ... + 2666.

2^2550458 is an apocalyptic number.

2550458 is a deficient number, since it is larger than the sum of its proper divisors (1282042).

2550458 is a wasteful number, since it uses less digits than its factorization.

2550458 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2272.

The product of its (nonzero) digits is 8000, while the sum is 29.

The square root of 2550458 is about 1597.0153411912. The cubic root of 2550458 is about 136.6278996395.

The spelling of 2550458 in words is "two million, five hundred fifty thousand, four hundred fifty-eight".