528461429 has 4 divisors (see below), whose sum is σ = 532008300. Its totient is φ = 524914560.

The previous prime is 528461419. The next prime is 528461447. The reversal of 528461429 is 924164825.

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 324828529 + 203632900 = 18023^2 + 14270^2 .

It is a cyclic number.

It is not a de Polignac number, because 528461429 - 2⁴ = 528461413 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (528461419) 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, 1773212 + ... + 1773509.

It is an arithmetic number, because the mean of its divisors is an integer number (133002075).

Almost surely, 2^528461429 is an apocalyptic number.

It is an amenable number.

528461429 is a deficient number, since it is larger than the sum of its proper divisors (3546871).

528461429 is a wasteful number, since it uses less digits than its factorization.

528461429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3546870.

The product of its digits is 138240, while the sum is 41.

The square root of 528461429 is about 22988.2889532910. The cubic root of 528461429 is about 808.4833832145.

The spelling of 528461429 in words is "five hundred twenty-eight million, four hundred sixty-one thousand, four hundred twenty-nine".