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1202228 = 22300557
BaseRepresentation
bin100100101100000110100
32021002010222
410211200310
5301432403
641433512
713135016
oct4454064
92232128
101202228
11751285
1249b898
133312a1
142341b6
1518b338
hex125834

1202228 has 6 divisors (see below), whose sum is σ = 2103906. Its totient is φ = 601112.

The previous prime is 1202221. The next prime is 1202231. The reversal of 1202228 is 8222021.

It can be written as a sum of positive squares in only one way, i.e., 1024144 + 178084 = 1012^2 + 422^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1202221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 150275 + ... + 150282.

It is an arithmetic number, because the mean of its divisors is an integer number (350651).

21202228 is an apocalyptic number.

It is an amenable number.

1202228 is a deficient number, since it is larger than the sum of its proper divisors (901678).

1202228 is a wasteful number, since it uses less digits than its factorization.

1202228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 300561 (or 300559 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 17.

The square root of 1202228 is about 1096.4615816343. The cubic root of 1202228 is about 106.3315830160.

Adding to 1202228 its reverse (8222021), we get a palindrome (9424249).

The spelling of 1202228 in words is "one million, two hundred two thousand, two hundred twenty-eight".

Divisors: 1 2 4 300557 601114 1202228