769231 has 2 divisors, whose sum is σ = 769232. Its totient is φ = 769230.

The previous prime is 769207. The next prime is 769243. The reversal of 769231 is 132967.

It is a strong prime.

It is an emirp because it is prime and its reverse (132967) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 769231 - 2¹⁷ = 638159 is a prime.

It is a super-2 number, since 2×769231² = 1183432662722, which contains 22 as substring.

It is a plaindrome in base 16.

It is a self number, because there is not a number n which added to its sum of digits gives 769231.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (769261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384615 + 384616.

It is an arithmetic number, because the mean of its divisors is an integer number (384616).

2⁷⁶⁹²³¹ is an apocalyptic number.

769231 is a deficient number, since it is larger than the sum of its proper divisors (1).

769231 is an equidigital number, since it uses as much as digits as its factorization.

769231 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2268, while the sum is 28.

The square root of 769231 is about 877.0581508657. The cubic root of 769231 is about 91.6260418700.

It can be divided in two parts, 769 and 231, that added together give a cube (1000 = 10³).

The spelling of 769231 in words is "seven hundred sixty-nine thousand, two hundred thirty-one".