769081 has 2 divisors, whose sum is σ = 769082. Its totient is φ = 769080.

The previous prime is 769073. The next prime is 769091. The reversal of 769081 is 180967.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 477481 + 291600 = 691^2 + 540^2 .

It is a cyclic number.

It is not a de Polignac number, because 769081 - 2³ = 769073 is a prime.

It is a super-2 number, since 2×769081² = 1182971169122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (769091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 384540 + 384541.

It is an arithmetic number, because the mean of its divisors is an integer number (384541).

2⁷⁶⁹⁰⁸¹ is an apocalyptic number.

It is an amenable number.

769081 is a deficient number, since it is larger than the sum of its proper divisors (1).

769081 is an equidigital number, since it uses as much as digits as its factorization.

769081 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3024, while the sum is 31.

The square root of 769081 is about 876.9726335525. The cubic root of 769081 is about 91.6200857919.

The spelling of 769081 in words is "seven hundred sixty-nine thousand, eighty-one".