2561150 has 24 divisors (see below), whose sum is σ = 4806984. Its totient is φ = 1015200.

The previous prime is 2561137. The next prime is 2561159. The reversal of 2561150 is 511652.

It is an Ulam number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2561159) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8909 + ... + 9191.

It is an arithmetic number, because the mean of its divisors is an integer number (200291).

2^2561150 is an apocalyptic number.

2561150 is a deficient number, since it is larger than the sum of its proper divisors (2245834).

2561150 is a wasteful number, since it uses less digits than its factorization.

2561150 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476 (or 471 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 2561150 is about 1600.3593346496. The cubic root of 2561150 is about 136.8185567545.

The spelling of 2561150 in words is "two million, five hundred sixty-one thousand, one hundred fifty".