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22027853 = 22797039
BaseRepresentation
bin101010000000…
…1111001001101
31112110010112102
41110001321031
521114342403
62104044445
7355143101
oct124017115
945403472
1022027853
1111485941
127463725
134743443
142cd5901
151e01b88
hex1501e4d

22027853 has 4 divisors (see below), whose sum is σ = 22125120. Its totient is φ = 21930588.

The previous prime is 22027847. The next prime is 22027861. The reversal of 22027853 is 35872022.

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 a cyclic number.

It is not a de Polignac number, because 22027853 - 222 = 17833549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22027883) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 48293 + ... + 48746.

It is an arithmetic number, because the mean of its divisors is an integer number (5531280).

Almost surely, 222027853 is an apocalyptic number.

It is an amenable number.

22027853 is a deficient number, since it is larger than the sum of its proper divisors (97267).

22027853 is an equidigital number, since it uses as much as digits as its factorization.

22027853 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97266.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 22027853 is about 4693.3839604277. The cubic root of 22027853 is about 280.3221335025.

Adding to 22027853 its reverse (35872022), we get a palindrome (57899875).

The spelling of 22027853 in words is "twenty-two million, twenty-seven thousand, eight hundred fifty-three".

Divisors: 1 227 97039 22027853