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682276 = 2272592
BaseRepresentation
bin10100110100100100100
31021122220111
42212210210
5133313101
622342404
75541100
oct2464444
91248814
10682276
11426671
1228aa04
131ab71a
1413a900
15d7251
hexa6924

682276 has 27 divisors (see below), whose sum is σ = 1412859. Its totient is φ = 287448.

The previous prime is 682259. The next prime is 682277. The reversal of 682276 is 672286.

682276 = T13 + T14 + ... + T159.

It is a happy number.

The square root of 682276 is 826.

It is a perfect power (a square), and thus also a powerful number.

It is a nialpdrome in base 7.

It is not an unprimeable number, because it can be changed into a prime (682277) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 11535 + ... + 11593.

682276 is a Friedman number, since it can be written as (826^2)^(7-6), using all its digits and the basic arithmetic operations.

2682276 is an apocalyptic number.

682276 is the 826-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 682276

682276 is an abundant number, since it is smaller than the sum of its proper divisors (730583).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

682276 is a wasteful number, since it uses less digits than its factorization.

682276 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 68 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The cubic root of 682276 is about 88.0345938370.

The spelling of 682276 in words is "six hundred eighty-two thousand, two hundred seventy-six".

Divisors: 1 2 4 7 14 28 49 59 98 118 196 236 413 826 1652 2891 3481 5782 6962 11564 13924 24367 48734 97468 170569 341138 682276