2550198 has 16 divisors (see below), whose sum is σ = 5829120. Its totient is φ = 728616.

The previous prime is 2550181. The next prime is 2550203. The reversal of 2550198 is 8910552.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 30318 + ... + 30401.

It is an arithmetic number, because the mean of its divisors is an integer number (364320).

2^2550198 is an apocalyptic number.

2550198 is an abundant number, since it is smaller than the sum of its proper divisors (3278922).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2550198 is a wasteful number, since it uses less digits than its factorization.

2550198 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60731.

The product of its (nonzero) digits is 3600, while the sum is 30.

The square root of 2550198 is about 1596.9339372685. The cubic root of 2550198 is about 136.6232567530.

The spelling of 2550198 in words is "two million, five hundred fifty thousand, one hundred ninety-eight".