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7225344 = 2143272
BaseRepresentation
bin11011100100000000000000
3111121002022100
4123210000000
53322202334
6414510400
7115262100
oct33440000
914532270
107225344
114095565
122505400
13165c969
14d61200
1597ac99
hex6e4000

7225344 has 135 divisors (see below), whose sum is σ = 24280347. Its totient is φ = 2064384.

The previous prime is 7225327. The next prime is 7225349. The reversal of 7225344 is 4435227.

The square root of 7225344 is 2688.

It is a perfect power (a square), and thus also a powerful number.

Its product of digits (6720) is a multiple of the sum of its prime divisors (12).

It is a zygodrome in base 8.

It is not an unprimeable number, because it can be changed into a prime (7225349) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 1032189 + ... + 1032195.

Almost surely, 27225344 is an apocalyptic number.

7225344 is the 2688-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 7225344

7225344 is an abundant number, since it is smaller than the sum of its proper divisors (17055003).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

7225344 is an equidigital number, since it uses as much as digits as its factorization.

7225344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48 (or 12 counting only the distinct ones).

The product of its digits is 6720, while the sum is 27.

The cubic root of 7225344 is about 193.3241797754.

It can be divided in two parts, 7225 and 344, that added together give a square (7569 = 872).

The spelling of 7225344 in words is "seven million, two hundred twenty-five thousand, three hundred forty-four".