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4874988 = 22317231039
BaseRepresentation
bin10010100110001011101100
3100011200020010
4102212023230
52221444423
6252253220
756302536
oct22461354
910150203
104874988
11282a718
121771210
131018c11
1490c856
15664693
hex4a62ec

4874988 has 48 divisors (see below), whose sum is σ = 12579840. Its totient is φ = 1461504.

The previous prime is 4874983. The next prime is 4874999. The reversal of 4874988 is 8894784.

It is not an unprimeable number, because it can be changed into a prime (4874983) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4173 + ... + 5211.

It is an arithmetic number, because the mean of its divisors is an integer number (262080).

Almost surely, 24874988 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 4874988, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6289920).

4874988 is an abundant number, since it is smaller than the sum of its proper divisors (7704852).

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

4874988 is a wasteful number, since it uses less digits than its factorization.

4874988 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1086 (or 1084 counting only the distinct ones).

The product of its digits is 516096, while the sum is 48.

The square root of 4874988 is about 2207.9374991154. The cubic root of 4874988 is about 169.5604330240.

The spelling of 4874988 in words is "four million, eight hundred seventy-four thousand, nine hundred eighty-eight".

Divisors: 1 2 3 4 6 12 17 23 34 46 51 68 69 92 102 138 204 276 391 782 1039 1173 1564 2078 2346 3117 4156 4692 6234 12468 17663 23897 35326 47794 52989 70652 71691 95588 105978 143382 211956 286764 406249 812498 1218747 1624996 2437494 4874988