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86838 = 2341353
BaseRepresentation
bin10101001100110110
311102010020
4111030312
510234323
61510010
7511113
oct251466
9142106
1086838
115a274
1242306
13306ab
142390a
151aae3
hex15336

86838 has 16 divisors (see below), whose sum is σ = 178416. Its totient is φ = 28160.

The previous prime is 86837. The next prime is 86843. The reversal of 86838 is 83868.

It is a junction number, because it is equal to n+sod(n) for n = 86799 and 86808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (86837) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 70 + ... + 422.

It is an arithmetic number, because the mean of its divisors is an integer number (11151).

286838 is an apocalyptic number.

86838 is an abundant number, since it is smaller than the sum of its proper divisors (91578).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (89208).

86838 is a wasteful number, since it uses less digits than its factorization.

86838 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 399.

The product of its digits is 9216, while the sum is 33.

The square root of 86838 is about 294.6828803986. The cubic root of 86838 is about 44.2829560742.

The spelling of 86838 in words is "eighty-six thousand, eight hundred thirty-eight".

Divisors: 1 2 3 6 41 82 123 246 353 706 1059 2118 14473 28946 43419 86838