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4187916 = 2233172281
BaseRepresentation
bin1111111110011100001100
321212202202000
433332130030
52033003131
6225432300
750411445
oct17763414
97782660
104187916
112400497
12149b690
13b38275
147b02cc
1557ace6
hex3fe70c

4187916 has 48 divisors (see below), whose sum is σ = 11501280. Its totient is φ = 1313280.

The previous prime is 4187891. The next prime is 4187927. The reversal of 4187916 is 6197814.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a zygodrome in base 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 696 + ... + 2976.

It is an arithmetic number, because the mean of its divisors is an integer number (239610).

Almost surely, 24187916 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4187916, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5750640).

4187916 is an abundant number, since it is smaller than the sum of its proper divisors (7313364).

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

4187916 is a wasteful number, since it uses less digits than its factorization.

4187916 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2311 (or 2303 counting only the distinct ones).

The product of its digits is 12096, while the sum is 36.

The square root of 4187916 is about 2046.4398354215. The cubic root of 4187916 is about 161.1879804759.

The spelling of 4187916 in words is "four million, one hundred eighty-seven thousand, nine hundred sixteen".

Divisors: 1 2 3 4 6 9 12 17 18 27 34 36 51 54 68 102 108 153 204 306 459 612 918 1836 2281 4562 6843 9124 13686 20529 27372 38777 41058 61587 77554 82116 116331 123174 155108 232662 246348 348993 465324 697986 1046979 1395972 2093958 4187916