2561050 has 48 divisors (see below), whose sum is σ = 5303232. Its totient is φ = 915200.

The previous prime is 2561023. The next prime is 2561051. The reversal of 2561050 is 501652.

It is a happy number.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (2561051) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19485 + ... + 19615.

It is an arithmetic number, because the mean of its divisors is an integer number (110484).

2^2561050 is an apocalyptic number.

2561050 is an abundant number, since it is smaller than the sum of its proper divisors (2742182).

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

2561050 is a wasteful number, since it uses less digits than its factorization.

2561050 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 183 (or 178 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 19.

The square root of 2561050 is about 1600.3280913613. The cubic root of 2561050 is about 136.8167760396.

It can be divided in two parts, 25 and 61050, that added together give a triangular number (61075 = T₃₄₉).

The spelling of 2561050 in words is "two million, five hundred sixty-one thousand, fifty".