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4987026 = 2321189283
BaseRepresentation
bin10011000001100010010010
3100101100220200
4103001202102
52234041101
6254520030
760250302
oct23014222
910340820
104987026
1128a6910
121806016
131057c05
1493b602
15687986
hex4c1892

4987026 has 48 divisors (see below), whose sum is σ = 11962080. Its totient is φ = 1488960.

The previous prime is 4987019. The next prime is 4987027. The reversal of 4987026 is 6207894.

It is not an unprimeable number, because it can be changed into a prime (4987027) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 17481 + ... + 17763.

It is an arithmetic number, because the mean of its divisors is an integer number (249210).

Almost surely, 24987026 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4987026, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5981040).

4987026 is an abundant number, since it is smaller than the sum of its proper divisors (6975054).

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

4987026 is a wasteful number, since it uses less digits than its factorization.

4987026 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391 (or 388 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 4987026 is about 2233.1650185331. The cubic root of 4987026 is about 170.8495650384.

The spelling of 4987026 in words is "four million, nine hundred eighty-seven thousand, twenty-six".

Divisors: 1 2 3 6 9 11 18 22 33 66 89 99 178 198 267 283 534 566 801 849 979 1602 1698 1958 2547 2937 3113 5094 5874 6226 8811 9339 17622 18678 25187 28017 50374 56034 75561 151122 226683 277057 453366 554114 831171 1662342 2493513 4987026