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4227880 = 235195563
BaseRepresentation
bin10000001000001100101000
321221210120011
4100020030220
52040243010
6230341304
750636116
oct20101450
97853504
104227880
112428518
1214ba834
13b50507
147c0ab6
15587a8a
hex408328

4227880 has 32 divisors (see below), whose sum is σ = 10015200. Its totient is φ = 1601856.

The previous prime is 4227877. The next prime is 4227887. The reversal of 4227880 is 887224.

It is not an unprimeable number, because it can be changed into a prime (4227887) 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, 2022 + ... + 3541.

It is an arithmetic number, because the mean of its divisors is an integer number (312975).

Almost surely, 24227880 is an apocalyptic number.

4227880 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4227880 is an abundant number, since it is smaller than the sum of its proper divisors (5787320).

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

4227880 is a wasteful number, since it uses less digits than its factorization.

4227880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5593 (or 5589 counting only the distinct ones).

The product of its (nonzero) digits is 7168, while the sum is 31.

The square root of 4227880 is about 2056.1809258915. The cubic root of 4227880 is about 161.6990806630.

The spelling of 4227880 in words is "four million, two hundred twenty-seven thousand, eight hundred eighty".

Divisors: 1 2 4 5 8 10 19 20 38 40 76 95 152 190 380 760 5563 11126 22252 27815 44504 55630 105697 111260 211394 222520 422788 528485 845576 1056970 2113940 4227880