527779 has 6 divisors (see below), whose sum is σ = 614004. Its totient is φ = 452340.

The previous prime is 527753. The next prime is 527789. The reversal of 527779 is 977725.

It is not a de Polignac number, because 527779 - 2¹¹ = 525731 is a prime.

It is a d-powerful number, because it can be written as 5⁵ + 2¹⁹ + 7 + 7 + 7³ + 9 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (527729) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 5337 + ... + 5434.

It is an arithmetic number, because the mean of its divisors is an integer number (102334).

2⁵²⁷⁷⁷⁹ is an apocalyptic number.

527779 is a deficient number, since it is larger than the sum of its proper divisors (86225).

527779 is a wasteful number, since it uses less digits than its factorization.

527779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10785 (or 10778 counting only the distinct ones).

The product of its digits is 30870, while the sum is 37.

The square root of 527779 is about 726.4839984473. The cubic root of 527779 is about 80.8135221463.

It can be divided in two parts, 5277 and 79, that added together give a triangular number (5356 = T₁₀₃).

The spelling of 527779 in words is "five hundred twenty-seven thousand, seven hundred seventy-nine".