5431779 has 14 divisors (see below), whose sum is σ = 8145036. Its totient is φ = 3620700.

The previous prime is 5431771. The next prime is 5431799. The reversal of 5431779 is 9771345.

It is a happy number.

5431779 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 5431779 - 2³ = 5431771 is a prime.

It is a zygodrome in base 9.

It is not an unprimeable number, because it can be changed into a prime (5431771) by changing a digit.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 2997 + ... + 4454.

Almost surely, 2^5431779 is an apocalyptic number.

5431779 is a deficient number, since it is larger than the sum of its proper divisors (2713257).

5431779 is an frugal number, since it uses more digits than its factorization.

5431779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7469 (or 7454 counting only the distinct ones).

The product of its digits is 26460, while the sum is 36.

The square root of 5431779 is about 2330.6177292726. The cubic root of 5431779 is about 175.7845482581.

The spelling of 5431779 in words is "five million, four hundred thirty-one thousand, seven hundred seventy-nine".