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2840095 = 5568019
BaseRepresentation
bin1010110101011000011111
312100021212201
422311120133
51211340340
6140512331
733066106
oct12653037
95307781
102840095
11166a895
12b4b6a7
1378593b
1453d03d
153b179a
hex2b561f

2840095 has 4 divisors (see below), whose sum is σ = 3408120. Its totient is φ = 2272072.

The previous prime is 2840093. The next prime is 2840113. The reversal of 2840095 is 5900482.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2840095 - 21 = 2840093 is a prime.

It is a super-2 number, since 2×28400952 = 16132279218050, which contains 22 as substring.

2840095 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2840093) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 284005 + ... + 284014.

It is an arithmetic number, because the mean of its divisors is an integer number (852030).

22840095 is an apocalyptic number.

2840095 is a deficient number, since it is larger than the sum of its proper divisors (568025).

2840095 is an equidigital number, since it uses as much as digits as its factorization.

2840095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568024.

The product of its (nonzero) digits is 2880, while the sum is 28.

The square root of 2840095 is about 1685.2581404639. The cubic root of 2840095 is about 141.6155540332.

The spelling of 2840095 in words is "two million, eight hundred forty thousand, ninety-five".

Divisors: 1 5 568019 2840095