Search a number
2486842 = 21243421
BaseRepresentation
bin1001011111001000111010
311200100022021
421133020322
51114034332
6125145054
730065161
oct11371072
94610267
102486842
111449446
129bb18a
13690c07
1448a3d8
15341c97
hex25f23a

2486842 has 4 divisors (see below), whose sum is σ = 3730266. Its totient is φ = 1243420.

The previous prime is 2486833. The next prime is 2486843.

2486842 is nontrivially palindromic in base 10.

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

It can be written as a sum of positive squares in only one way, i.e., 1274641 + 1212201 = 1129^2 + 1101^2 .

It is a junction number, because it is equal to n+sod(n) for n = 2486798 and 2486807.

It is not an unprimeable number, because it can be changed into a prime (2486843) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 621709 + ... + 621712.

22486842 is an apocalyptic number.

2486842 is a deficient number, since it is larger than the sum of its proper divisors (1243424).

2486842 is a wasteful number, since it uses less digits than its factorization.

2486842 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1243423.

The product of its digits is 24576, while the sum is 34.

The square root of 2486842 is about 1576.9724157385. The cubic root of 2486842 is about 135.4823531527.

The spelling of 2486842 in words is "two million, four hundred eighty-six thousand, eight hundred forty-two".

Divisors: 1 2 1243421 2486842