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4140828 = 2233231667
BaseRepresentation
bin1111110010111100011100
321210101011000
433302330130
52030001303
6224430300
750124246
oct17627434
97711130
104140828
11237907a
121478390
13b1c9c3
1479b096
1556bda3
hex3f2f1c

4140828 has 48 divisors (see below), whose sum is σ = 11208960. Its totient is φ = 1319472.

The previous prime is 4140827. The next prime is 4140839. The reversal of 4140828 is 8280414.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4140821) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1651 + ... + 3317.

It is an arithmetic number, because the mean of its divisors is an integer number (233520).

Almost surely, 24140828 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 4140828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5604480).

4140828 is an abundant number, since it is smaller than the sum of its proper divisors (7068132).

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

4140828 is a wasteful number, since it uses less digits than its factorization.

4140828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1703 (or 1695 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 27.

The square root of 4140828 is about 2034.9024546646. The cubic root of 4140828 is about 160.5815813747.

The spelling of 4140828 in words is "four million, one hundred forty thousand, eight hundred twenty-eight".

Divisors: 1 2 3 4 6 9 12 18 23 27 36 46 54 69 92 108 138 207 276 414 621 828 1242 1667 2484 3334 5001 6668 10002 15003 20004 30006 38341 45009 60012 76682 90018 115023 153364 180036 230046 345069 460092 690138 1035207 1380276 2070414 4140828