528478373 has 2 divisors, whose sum is σ = 528478374. Its totient is φ = 528478372.

The previous prime is 528478367. The next prime is 528478411. The reversal of 528478373 is 373874825.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 467294689 + 61183684 = 21617^2 + 7822^2 .

It is a cyclic number.

It is not a de Polignac number, because 528478373 - 2⁶ = 528478309 is a prime.

It is a super-4 number, since 4×528478373⁴ (a number of 36 digits) contains 4444 as substring.

It is equal to p_27774965 and since 528478373 and 27774965 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (528478333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 264239186 + 264239187.

It is an arithmetic number, because the mean of its divisors is an integer number (264239187).

Almost surely, 2^528478373 is an apocalyptic number.

It is an amenable number.

528478373 is a deficient number, since it is larger than the sum of its proper divisors (1).

528478373 is an equidigital number, since it uses as much as digits as its factorization.

528478373 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1128960, while the sum is 47.

The square root of 528478373 is about 22988.6574858124. The cubic root of 528478373 is about 808.4920238931.

The spelling of 528478373 in words is "five hundred twenty-eight million, four hundred seventy-eight thousand, three hundred seventy-three".