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716228 = 22179057
BaseRepresentation
bin10101110110111000100
31100101110222
42232313010
5140404403
623203512
76042062
oct2566704
91311428
10716228
1144a127
122a6598
131c1006
14149032
15e2338
hexaedc4

716228 has 6 divisors (see below), whose sum is σ = 1253406. Its totient is φ = 358112.

The previous prime is 716173. The next prime is 716249. The reversal of 716228 is 822617.

It can be written as a sum of positive squares in only one way, i.e., 515524 + 200704 = 718^2 + 448^2 .

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 716197 and 716206.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 89525 + ... + 89532.

It is an arithmetic number, because the mean of its divisors is an integer number (208901).

2716228 is an apocalyptic number.

It is an amenable number.

716228 is a deficient number, since it is larger than the sum of its proper divisors (537178).

716228 is a wasteful number, since it uses less digits than its factorization.

716228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 179061 (or 179059 counting only the distinct ones).

The product of its digits is 1344, while the sum is 26.

The square root of 716228 is about 846.3025463745. The cubic root of 716228 is about 89.4713035972.

The spelling of 716228 in words is "seven hundred sixteen thousand, two hundred twenty-eight".

Divisors: 1 2 4 179057 358114 716228