769427 has 4 divisors (see below), whose sum is σ = 780336. Its totient is φ = 758520.

The previous prime is 769423. The next prime is 769429. The reversal of 769427 is 724967.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 769427 - 2² = 769423 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 769427.

It is not an unprimeable number, because it can be changed into a prime (769421) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5348 + ... + 5489.

It is an arithmetic number, because the mean of its divisors is an integer number (195084).

2⁷⁶⁹⁴²⁷ is an apocalyptic number.

769427 is a deficient number, since it is larger than the sum of its proper divisors (10909).

769427 is a wasteful number, since it uses less digits than its factorization.

769427 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10908.

The product of its digits is 21168, while the sum is 35.

The square root of 769427 is about 877.1698809239. The cubic root of 769427 is about 91.6338233120.

The spelling of 769427 in words is "seven hundred sixty-nine thousand, four hundred twenty-seven".