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BaseRepresentation
bin10010100111000111
310212120101
4102213013
54414411
61344531
7435151
oct224707
9125511
1076231
1152301
1238147
132890c
15178c1
hex129c7

76231 has 2 divisors, whose sum is σ = 76232. Its totient is φ = 76230.

The previous prime is 76213. The next prime is 76243. The reversal of 76231 is 13267.

Adding to 76231 its reverse (13267), we get a palindrome (89498).

76231 is nontrivially palindromic in base 14.

Together with previous prime (76213) it forms an Ormiston pair, because they use the same digits, order apart.

It is a strong prime.

It is an emirp because it is prime and its reverse (13267) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76231 - 27 = 76103 is a prime.

It is a super-2 number, since 2×762312 = 11622330722, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 76199 and 76208.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (76261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38115 + 38116.

It is an arithmetic number, because the mean of its divisors is an integer number (38116).

276231 is an apocalyptic number.

76231 is a deficient number, since it is larger than the sum of its proper divisors (1).

76231 is an equidigital number, since it uses as much as digits as its factorization.

76231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 252, while the sum is 19.

The square root of 76231 is about 276.0996197027. The cubic root of 76231 is about 42.4011080166.

The spelling of 76231 in words is "seventy-six thousand, two hundred thirty-one".