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2828037 = 33147647
BaseRepresentation
bin1010110010011100000101
312022200100010
422302130011
51210444122
6140340433
733016002
oct12623405
95280303
102828037
111661823
12b44719
137802c4
145388a9
153ace0c
hex2b2705

2828037 has 16 divisors (see below), whose sum is σ = 3981312. Its totient is φ = 1782960.

The previous prime is 2827987. The next prime is 2828053. The reversal of 2828037 is 7308282.

It is not a de Polignac number, because 2828037 - 26 = 2827973 is a prime.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 2827995 and 2828013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2828237) 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, 4048 + ... + 4694.

It is an arithmetic number, because the mean of its divisors is an integer number (248832).

22828037 is an apocalyptic number.

It is an amenable number.

2828037 is a deficient number, since it is larger than the sum of its proper divisors (1153275).

2828037 is a wasteful number, since it uses less digits than its factorization.

2828037 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 728.

The product of its (nonzero) digits is 5376, while the sum is 30.

The square root of 2828037 is about 1681.6768417267. The cubic root of 2828037 is about 141.4148538592.

The spelling of 2828037 in words is "two million, eight hundred twenty-eight thousand, thirty-seven".

Divisors: 1 3 31 47 93 141 647 1457 1941 4371 20057 30409 60171 91227 942679 2828037