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22233241 = 157141613
BaseRepresentation
bin101010011010…
…0000010011001
31112211120021101
41110310002121
521142430431
62112311401
7356656642
oct124640231
945746241
1022233241
1111606188
127542561
1347b5a84
142d4a6c9
151e42961
hex1534099

22233241 has 4 divisors (see below), whose sum is σ = 22375012. Its totient is φ = 22091472.

The previous prime is 22233217. The next prime is 22233257. The reversal of 22233241 is 14233222.

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 7952400 + 14280841 = 2820^2 + 3779^2 .

It is a cyclic number.

It is not a de Polignac number, because 22233241 - 29 = 22232729 is a prime.

It is not an unprimeable number, because it can be changed into a prime (22233641) 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, 70650 + ... + 70963.

It is an arithmetic number, because the mean of its divisors is an integer number (5593753).

Almost surely, 222233241 is an apocalyptic number.

It is an amenable number.

22233241 is a deficient number, since it is larger than the sum of its proper divisors (141771).

22233241 is a wasteful number, since it uses less digits than its factorization.

22233241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141770.

The product of its digits is 576, while the sum is 19.

The square root of 22233241 is about 4715.2137809436. The cubic root of 22233241 is about 281.1906820746.

Subtracting from 22233241 its sum of digits (19), we obtain a palindrome (22233222).

Adding to 22233241 its reverse (14233222), we get a palindrome (36466463).

The spelling of 22233241 in words is "twenty-two million, two hundred thirty-three thousand, two hundred forty-one".

Divisors: 1 157 141613 22233241