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2222013 = 3740671
BaseRepresentation
bin1000011110011110111101
311011220000210
420132132331
51032101023
6115343033
724613113
oct10363675
94156023
102222013
111288482
128b1a79
135ca501
1441bab3
152dd593
hex21e7bd

2222013 has 4 divisors (see below), whose sum is σ = 2962688. Its totient is φ = 1481340.

The previous prime is 2221997. The next prime is 2222023. The reversal of 2222013 is 3102222.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 2222013 - 24 = 2221997 is a prime.

It is a D-number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2222013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2222023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 370333 + ... + 370338.

It is an arithmetic number, because the mean of its divisors is an integer number (740672).

22222013 is an apocalyptic number.

It is an amenable number.

2222013 is a deficient number, since it is larger than the sum of its proper divisors (740675).

2222013 is an equidigital number, since it uses as much as digits as its factorization.

2222013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 740674.

The product of its (nonzero) digits is 48, while the sum is 12.

The square root of 2222013 is about 1490.6418080813. The cubic root of 2222013 is about 130.4914925239.

Adding to 2222013 its reverse (3102222), we get a palindrome (5324235).

The spelling of 2222013 in words is "two million, two hundred twenty-two thousand, thirteen".

Divisors: 1 3 740671 2222013