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889441 = 7612083
BaseRepresentation
bin11011001001001100001
31200012002021
43121021201
5211430231
631021441
710363060
oct3311141
91605067
10889441
11558283
1236a881
13251ac7
141921d7
15128811
hexd9261

889441 has 8 divisors (see below), whose sum is σ = 1033664. Its totient is φ = 749520.

The previous prime is 889439. The next prime is 889453. The reversal of 889441 is 144988.

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

It is a cyclic number.

It is not a de Polignac number, because 889441 - 21 = 889439 is a prime.

It is a super-2 number, since 2×8894412 = 1582210584962, which contains 22 as substring.

It is an Ulam number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 889397 and 889406.

It is not an unprimeable number, because it can be changed into a prime (889411) 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, 615 + ... + 1468.

It is an arithmetic number, because the mean of its divisors is an integer number (129208).

2889441 is an apocalyptic number.

889441 is the 545-th hex number.

It is an amenable number.

889441 is a deficient number, since it is larger than the sum of its proper divisors (144223).

889441 is a wasteful number, since it uses less digits than its factorization.

889441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2151.

The product of its digits is 9216, while the sum is 34.

The square root of 889441 is about 943.1017972626. The cubic root of 889441 is about 96.1698742840.

The spelling of 889441 in words is "eight hundred eighty-nine thousand, four hundred forty-one".

Divisors: 1 7 61 427 2083 14581 127063 889441