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4325920 = 255191423
BaseRepresentation
bin10000100000001000100000
322010210001021
4100200020200
52101412140
6232415224
751525004
oct20401040
98123037
104325920
112495145
121547514
13b86021
14808704
155a6b4a
hex420220

4325920 has 48 divisors (see below), whose sum is σ = 10765440. Its totient is φ = 1638144.

The previous prime is 4325891. The next prime is 4325921. The reversal of 4325920 is 295234.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (4325921) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2329 + ... + 3751.

It is an arithmetic number, because the mean of its divisors is an integer number (224280).

Almost surely, 24325920 is an apocalyptic number.

4325920 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4325920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5382720).

4325920 is an abundant number, since it is smaller than the sum of its proper divisors (6439520).

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

4325920 is a wasteful number, since it uses less digits than its factorization.

4325920 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1457 (or 1449 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 4325920 is about 2079.8846121841. The cubic root of 4325920 is about 162.9394181881.

The spelling of 4325920 in words is "four million, three hundred twenty-five thousand, nine hundred twenty".

Divisors: 1 2 4 5 8 10 16 19 20 32 38 40 76 80 95 152 160 190 304 380 608 760 1423 1520 2846 3040 5692 7115 11384 14230 22768 27037 28460 45536 54074 56920 108148 113840 135185 216296 227680 270370 432592 540740 865184 1081480 2162960 4325920