5278777 has 4 divisors (see below), whose sum is σ = 6032896. Its totient is φ = 4524660.

The previous prime is 5278771. The next prime is 5278787. The reversal of 5278777 is 7778725.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 5278777 - 2³ = 5278769 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5278771) 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, 377049 + ... + 377062.

It is an arithmetic number, because the mean of its divisors is an integer number (1508224).

Almost surely, 2^5278777 is an apocalyptic number.

It is an amenable number.

5278777 is a deficient number, since it is larger than the sum of its proper divisors (754119).

5278777 is an equidigital number, since it uses as much as digits as its factorization.

5278777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 754118.

The product of its digits is 192080, while the sum is 43.

The square root of 5278777 is about 2297.5589219866. The cubic root of 5278777 is about 174.1183081429.

The spelling of 5278777 in words is "five million, two hundred seventy-eight thousand, seven hundred seventy-seven".