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2247041 = 5342397
BaseRepresentation
bin1000100100100110000001
311020011100202
420210212001
51033401131
6120054545
725046066
oct10444601
94204322
102247041
1112a5265
12904455
13608a14
14426c6d
152e5bcb
hex224981

2247041 has 4 divisors (see below), whose sum is σ = 2289492. Its totient is φ = 2204592.

The previous prime is 2247029. The next prime is 2247053. The reversal of 2247041 is 1407422.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1407422 = 2703711.

It is an interprime number because it is at equal distance from previous prime (2247029) and next prime (2247053).

It can be written as a sum of positive squares in 2 ways, for example, as 1488400 + 758641 = 1220^2 + 871^2 .

It is a cyclic number.

It is not a de Polignac number, because 2247041 - 26 = 2246977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2247341) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21146 + ... + 21251.

It is an arithmetic number, because the mean of its divisors is an integer number (572373).

22247041 is an apocalyptic number.

It is an amenable number.

2247041 is a deficient number, since it is larger than the sum of its proper divisors (42451).

2247041 is an equidigital number, since it uses as much as digits as its factorization.

2247041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42450.

The product of its (nonzero) digits is 448, while the sum is 20.

The square root of 2247041 is about 1499.0133421688. The cubic root of 2247041 is about 130.9796017420.

The spelling of 2247041 in words is "two million, two hundred forty-seven thousand, forty-one".

Divisors: 1 53 42397 2247041