528377 has 4 divisors (see below), whose sum is σ = 559476. Its totient is φ = 497280.

The previous prime is 528373. The next prime is 528383. The reversal of 528377 is 773825.

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

It can be written as a sum of positive squares in 2 ways, for example, as 287296 + 241081 = 536^2 + 491^2 .

It is a cyclic number.

It is not a de Polignac number, because 528377 - 2² = 528373 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (528373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15524 + ... + 15557.

It is an arithmetic number, because the mean of its divisors is an integer number (139869).

2⁵²⁸³⁷⁷ is an apocalyptic number.

It is an amenable number.

528377 is a deficient number, since it is larger than the sum of its proper divisors (31099).

528377 is a wasteful number, since it uses less digits than its factorization.

528377 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31098.

The product of its digits is 11760, while the sum is 32.

The square root of 528377 is about 726.8954532806. The cubic root of 528377 is about 80.8440325465.

It can be divided in two parts, 5 and 28377, that added together give a palindrome (28382).

The spelling of 528377 in words is "five hundred twenty-eight thousand, three hundred seventy-seven".