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2489001 = 32293623
BaseRepresentation
bin1001011111101010101001
311200110021020
421133222221
51114122001
6125203053
730104364
oct11375251
94613236
102489001
111450029
12a00489
13691ba8
1448b0db
15342736
hex25faa9

2489001 has 8 divisors (see below), whose sum is σ = 3334080. Its totient is φ = 1651632.

The previous prime is 2488973. The next prime is 2489017. The reversal of 2489001 is 1009842.

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

It is not a de Polignac number, because 2489001 - 29 = 2488489 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2489801) 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 7 ways as a sum of consecutive naturals, for example, 1125 + ... + 2498.

It is an arithmetic number, because the mean of its divisors is an integer number (416760).

22489001 is an apocalyptic number.

It is an amenable number.

2489001 is a deficient number, since it is larger than the sum of its proper divisors (845079).

2489001 is a wasteful number, since it uses less digits than its factorization.

2489001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3855.

The product of its (nonzero) digits is 576, while the sum is 24.

The square root of 2489001 is about 1577.6568067866. The cubic root of 2489001 is about 135.5215490208.

The spelling of 2489001 in words is "two million, four hundred eighty-nine thousand, one".

Divisors: 1 3 229 687 3623 10869 829667 2489001