2525850 has 48 divisors (see below), whose sum is σ = 6963840. Its totient is φ = 673200.

The previous prime is 2525807. The next prime is 2525851. The reversal of 2525850 is 585252.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2525851) 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, 415 + ... + 2285.

It is an arithmetic number, because the mean of its divisors is an integer number (145080).

2^2525850 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2525850, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3481920).

2525850 is an abundant number, since it is smaller than the sum of its proper divisors (4437990).

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

2525850 is a wasteful number, since it uses less digits than its factorization.

2525850 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892 (or 1881 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 2525850 is about 1589.2922953315. The cubic root of 2525850 is about 136.1870623664.

It can be divided in two parts, 2525 and 850, that added together give a cube (3375 = 15³).

The spelling of 2525850 in words is "two million, five hundred twenty-five thousand, eight hundred fifty".