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2488900 = 225224889
BaseRepresentation
bin1001011111101001000100
311200110010111
421133221010
51114121100
6125202404
730104161
oct11375104
94613114
102488900
11144aa47
12a00404
13691b2b
1448b068
153426ba
hex25fa44

2488900 has 18 divisors (see below), whose sum is σ = 5401130. Its totient is φ = 995520.

The previous prime is 2488891. The next prime is 2488901. The reversal of 2488900 is 98842.

2488900 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 30276 + 2458624 = 174^2 + 1568^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2488901) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 12345 + ... + 12544.

22488900 is an apocalyptic number.

2488900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2488900 is an abundant number, since it is smaller than the sum of its proper divisors (2912230).

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

2488900 is a wasteful number, since it uses less digits than its factorization.

2488900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24903 (or 24896 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 31.

The square root of 2488900 is about 1577.6247969654. The cubic root of 2488900 is about 135.5197159076.

The spelling of 2488900 in words is "two million, four hundred eighty-eight thousand, nine hundred".

Divisors: 1 2 4 5 10 20 25 50 100 24889 49778 99556 124445 248890 497780 622225 1244450 2488900