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1222246 = 22392557
BaseRepresentation
bin100101010011001100110
32022002121101
410222121212
5303102441
642110314
713250254
oct4523146
92262541
101222246
11765323
124ab39a
1333a42c
1423b5d4
15192231
hex12a666

1222246 has 8 divisors (see below), whose sum is σ = 1841760. Its totient is φ = 608328.

The previous prime is 1222241. The next prime is 1222253. The reversal of 1222246 is 6422221.

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

It is a plaindrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1222241) 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, 801 + ... + 1756.

It is an arithmetic number, because the mean of its divisors is an integer number (230220).

21222246 is an apocalyptic number.

1222246 is a deficient number, since it is larger than the sum of its proper divisors (619514).

1222246 is a wasteful number, since it uses less digits than its factorization.

1222246 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2798.

The product of its digits is 384, while the sum is 19.

The square root of 1222246 is about 1105.5523506375. The cubic root of 1222246 is about 106.9185043412.

Adding to 1222246 its reverse (6422221), we get a palindrome (7644467).

The spelling of 1222246 in words is "one million, two hundred twenty-two thousand, two hundred forty-six".

Divisors: 1 2 239 478 2557 5114 611123 1222246