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9004780 = 225450239
BaseRepresentation
bin100010010110…
…011011101100
3121221111020101
4202112123230
54301123110
6521000444
7136353001
oct42263354
917844211
109004780
1150a0474
123023124
131b33895
1412a58a8
15bcd13a
hex8966ec

9004780 has 12 divisors (see below), whose sum is σ = 18910080. Its totient is φ = 3601904.

The previous prime is 9004771. The next prime is 9004811. The reversal of 9004780 is 874009.

9004780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 225100 + ... + 225139.

It is an arithmetic number, because the mean of its divisors is an integer number (1575840).

Almost surely, 29004780 is an apocalyptic number.

It is an amenable number.

9004780 is an abundant number, since it is smaller than the sum of its proper divisors (9905300).

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

9004780 is a wasteful number, since it uses less digits than its factorization.

9004780 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450248 (or 450246 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 9004780 is about 3000.7965609151. The cubic root of 9004780 is about 208.0452009754.

Adding to 9004780 its reverse (874009), we get a palindrome (9878789).

The spelling of 9004780 in words is "nine million, four thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 20 450239 900478 1800956 2251195 4502390 9004780