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2242105 = 5448421
BaseRepresentation
bin1000100011011000111001
311012220120221
420203120321
51033221410
6120020041
725025515
oct10433071
94186527
102242105
1112a1588
12901621
136066b8
14425145
152e44da
hex223639

2242105 has 4 divisors (see below), whose sum is σ = 2690532. Its totient is φ = 1793680.

The previous prime is 2242091. The next prime is 2242111. The reversal of 2242105 is 5012422.

2242105 = 4692 + 4702 + ... + 4782.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1297321 + 944784 = 1139^2 + 972^2 .

It is not a de Polignac number, because 2242105 - 25 = 2242073 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 224206 + ... + 224215.

It is an arithmetic number, because the mean of its divisors is an integer number (672633).

22242105 is an apocalyptic number.

It is an amenable number.

2242105 is a deficient number, since it is larger than the sum of its proper divisors (448427).

2242105 is an equidigital number, since it uses as much as digits as its factorization.

2242105 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448426.

The product of its (nonzero) digits is 160, while the sum is 16.

The square root of 2242105 is about 1497.3660207177. The cubic root of 2242105 is about 130.8836252578.

Adding to 2242105 its reverse (5012422), we get a palindrome (7254527).

The spelling of 2242105 in words is "two million, two hundred forty-two thousand, one hundred five".

Divisors: 1 5 448421 2242105