532275021 has 12 divisors (see below), whose sum is σ = 770145948. Its totient is φ = 354248064.

The previous prime is 532275011. The next prime is 532275067. The reversal of 532275021 is 120572235.

It can be written as a sum of positive squares in 2 ways, for example, as 423906921 + 108368100 = 20589^2 + 10410^2 .

It is not a de Polignac number, because 532275021 - 2⁶ = 532274957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532275011) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 44530 + ... + 55203.

It is an arithmetic number, because the mean of its divisors is an integer number (64178829).

Almost surely, 2^532275021 is an apocalyptic number.

It is an amenable number.

532275021 is a deficient number, since it is larger than the sum of its proper divisors (237870927).

532275021 is a wasteful number, since it uses less digits than its factorization.

532275021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100332 (or 100329 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 532275021 is about 23071.0862553110. The cubic root of 532275021 is about 810.4235050996.

The spelling of 532275021 in words is "five hundred thirty-two million, two hundred seventy-five thousand, twenty-one".