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1060221 = 31572251
BaseRepresentation
bin100000010110101111101
31222212100110
410002311331
5232411341
634420233
712004011
oct4026575
91885313
101060221
11664618
12431679
132b1766
141d8541
1515e216
hex102d7d

1060221 has 8 divisors (see below), whose sum is σ = 1423264. Its totient is φ = 702000.

The previous prime is 1060207. The next prime is 1060223. The reversal of 1060221 is 1220601.

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

It is not a de Polignac number, because 1060221 - 210 = 1059197 is a prime.

It is a super-2 number, since 2×10602212 = 2248137137682, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1060197 and 1060206.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1060223) by changing a digit.

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 in 7 ways as a sum of consecutive naturals, for example, 655 + ... + 1596.

It is an arithmetic number, because the mean of its divisors is an integer number (177908).

21060221 is an apocalyptic number.

It is an amenable number.

1060221 is a deficient number, since it is larger than the sum of its proper divisors (363043).

1060221 is a wasteful number, since it uses less digits than its factorization.

1060221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1060221 is about 1029.6703355929. The cubic root of 1060221 is about 101.9683677383.

Adding to 1060221 its reverse (1220601), we get a palindrome (2280822).

The spelling of 1060221 in words is "one million, sixty thousand, two hundred twenty-one".

Divisors: 1 3 157 471 2251 6753 353407 1060221