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68822 = 2132647
BaseRepresentation
bin10000110011010110
310111101222
4100303112
54200242
61250342
7404435
oct206326
9114358
1068822
1147786
12339b2
1325430
141b11c
15155d2
hex10cd6

68822 has 8 divisors (see below), whose sum is σ = 111216. Its totient is φ = 31752.

The previous prime is 68821. The next prime is 68863. The reversal of 68822 is 22886.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Harshad number since it is a multiple of its sum of digits (26), and also a Moran number because the ratio is a prime number: 2647 = 68822 / (6 + 8 + 8 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 68791 and 68800.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1298 + ... + 1349.

It is an arithmetic number, because the mean of its divisors is an integer number (13902).

268822 is an apocalyptic number.

68822 is a deficient number, since it is larger than the sum of its proper divisors (42394).

68822 is a wasteful number, since it uses less digits than its factorization.

68822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2662.

The product of its digits is 1536, while the sum is 26.

The square root of 68822 is about 262.3394747269. The cubic root of 68822 is about 40.9803594210.

The spelling of 68822 in words is "sixty-eight thousand, eight hundred twenty-two".

Divisors: 1 2 13 26 2647 5294 34411 68822