532003645 has 4 divisors (see below), whose sum is σ = 638404380. Its totient is φ = 425602912.

The previous prime is 532003613. The next prime is 532003657. The reversal of 532003645 is 546300235.

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 138933369 + 393070276 = 11787^2 + 19826^2 .

It is a cyclic number.

It is not a de Polignac number, because 532003645 - 2⁵ = 532003613 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53200360 + ... + 53200369.

It is an arithmetic number, because the mean of its divisors is an integer number (159601095).

Almost surely, 2^532003645 is an apocalyptic number.

It is an amenable number.

532003645 is a deficient number, since it is larger than the sum of its proper divisors (106400735).

532003645 is a wasteful number, since it uses less digits than its factorization.

532003645 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106400734.

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 532003645 is about 23065.2042046022. The cubic root of 532003645 is about 810.2857524546.

The spelling of 532003645 in words is "five hundred thirty-two million, three thousand, six hundred forty-five".