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2887073 = 73771157
BaseRepresentation
bin1011000000110110100001
312102200022122
423000312201
51214341243
6141514025
733353060
oct13006641
95380278
102887073
1116a2112
12b72915
137a1137
145521d7
153c0668
hex2c0da1

2887073 has 16 divisors (see below), whose sum is σ = 3458304. Its totient is φ = 2358720.

The previous prime is 2887067. The next prime is 2887081. The reversal of 2887073 is 3707882.

It is a happy number.

It is not a de Polignac number, because 2887073 - 26 = 2887009 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2887033) 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, 18311 + ... + 18467.

It is an arithmetic number, because the mean of its divisors is an integer number (216144).

22887073 is an apocalyptic number.

It is an amenable number.

2887073 is a deficient number, since it is larger than the sum of its proper divisors (571231).

2887073 is a wasteful number, since it uses less digits than its factorization.

2887073 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272.

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 2887073 is about 1699.1388995606. The cubic root of 2887073 is about 142.3921087503.

The spelling of 2887073 in words is "two million, eight hundred eighty-seven thousand, seventy-three".

Divisors: 1 7 37 71 157 259 497 1099 2627 5809 11147 18389 40663 78029 412439 2887073