771404 has 12 divisors (see below), whose sum is σ = 1393728. Its totient is φ = 373200.

The previous prime is 771403. The next prime is 771427. The reversal of 771404 is 404177.

771404 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 771404.

It is not an unprimeable number, because it can be changed into a prime (771401) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2987 + ... + 3234.

It is an arithmetic number, because the mean of its divisors is an integer number (116144).

2⁷⁷¹⁴⁰⁴ is an apocalyptic number.

It is an amenable number.

771404 is a deficient number, since it is larger than the sum of its proper divisors (622324).

771404 is a wasteful number, since it uses less digits than its factorization.

771404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6256 (or 6254 counting only the distinct ones).

The product of its (nonzero) digits is 784, while the sum is 23.

The square root of 771404 is about 878.2960776412. The cubic root of 771404 is about 91.7122388643.

The spelling of 771404 in words is "seven hundred seventy-one thousand, four hundred four", and thus it is an iban number.