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922 = 2461
BaseRepresentation
bin1110011010
31021011
432122
512142
64134
72455
oct1632
91234
10922
11769
1264a
1355c
1449c
15417
hex39a

922 has 4 divisors (see below), whose sum is σ = 1386. Its totient is φ = 460.

The previous prime is 919. The next prime is 929. The reversal of 922 is 229.

Subtracting from 922 its sum of digits (13), we obtain a palindrome (909).

922 is an esthetic number in base 9, because in such base its adjacent digits differ by 1.

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

It can be written as a sum of positive squares in only one way, i.e., 841 + 81 = 29^2 + 9^2 .

It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a plaindrome in base 7, base 9, base 13, base 14 and base 16.

It is a nialpdrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 229 + ... + 232.

2922 is an apocalyptic number.

922 is a deficient number, since it is larger than the sum of its proper divisors (464).

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

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

The sum of its prime factors is 463.

The product of its digits is 36, while the sum is 13.

The square root of 922 is about 30.3644529014. The cubic root of 922 is about 9.7329309064.

The spelling of 922 in words is "nine hundred twenty-two", and thus it is an aban number.

Divisors: 1 2 461 922