Search a number
-
+
4289020 = 225214451
BaseRepresentation
bin10000010111000111111100
322001220102121
4100113013330
52044222040
6231532324
751312301
oct20270774
98056377
104289020
11246a44a
12152a0a4
13b722a8
147d90a8
1559ac4a
hex4171fc

4289020 has 12 divisors (see below), whose sum is σ = 9006984. Its totient is φ = 1715600.

The previous prime is 4289011. The next prime is 4289053. The reversal of 4289020 is 209824.

It is a congruent number.

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, 107206 + ... + 107245.

It is an arithmetic number, because the mean of its divisors is an integer number (750582).

Almost surely, 24289020 is an apocalyptic number.

It is an amenable number.

4289020 is an abundant number, since it is smaller than the sum of its proper divisors (4717964).

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

4289020 is a wasteful number, since it uses less digits than its factorization.

4289020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214460 (or 214458 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 25.

The square root of 4289020 is about 2070.9949299793. The cubic root of 4289020 is about 162.4748047722.

The spelling of 4289020 in words is "four million, two hundred eighty-nine thousand, twenty".

Divisors: 1 2 4 5 10 20 214451 428902 857804 1072255 2144510 4289020