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7244 = 221811
BaseRepresentation
bin1110001001100
3100221022
41301030
5212434
653312
730056
oct16114
910838
107244
115496
124238
1333b3
1428d6
15222e
hex1c4c

7244 has 6 divisors (see below), whose sum is σ = 12684. Its totient is φ = 3620.

The previous prime is 7243. The next prime is 7247. The reversal of 7244 is 4427.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (7243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 902 + ... + 909.

It is an arithmetic number, because the mean of its divisors is an integer number (2114).

27244 is an apocalyptic number.

It is an amenable number.

7244 is a deficient number, since it is larger than the sum of its proper divisors (5440).

7244 is a wasteful number, since it uses less digits than its factorization.

7244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1815 (or 1813 counting only the distinct ones).

The product of its digits is 224, while the sum is 17.

The square root of 7244 is about 85.1116913238. Note that the first 3 decimals coincide. The cubic root of 7244 is about 19.3490425894.

Subtracting from 7244 its sum of digits (17), we obtain a palindrome (7227).

The spelling of 7244 in words is "seven thousand, two hundred forty-four", and thus it is an iban number.

Divisors: 1 2 4 1811 3622 7244