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2884089 = 31373951
BaseRepresentation
bin1011000000000111111001
312102112020010
423000013321
51214242324
6141452133
733341265
oct13000771
95375203
102884089
11169a94a
12b71049
1379c980
145510a5
153be829
hex2c01f9

2884089 has 8 divisors (see below), whose sum is σ = 4141312. Its totient is φ = 1774800.

The previous prime is 2884087. The next prime is 2884093. The reversal of 2884089 is 9804882.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2884089 - 21 = 2884087 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 73951 = 2884089 / (2 + 8 + 8 + 4 + 0 + 8 + 9).

It is a Duffinian number.

2884089 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2884081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36937 + ... + 37014.

It is an arithmetic number, because the mean of its divisors is an integer number (517664).

22884089 is an apocalyptic number.

It is an amenable number.

2884089 is a deficient number, since it is larger than the sum of its proper divisors (1257223).

2884089 is a wasteful number, since it uses less digits than its factorization.

2884089 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73967.

The product of its (nonzero) digits is 36864, while the sum is 39.

The square root of 2884089 is about 1698.2605807119. The cubic root of 2884089 is about 142.3430343043.

The spelling of 2884089 in words is "two million, eight hundred eighty-four thousand, eighty-nine".

Divisors: 1 3 13 39 73951 221853 961363 2884089