532724021 has 8 divisors (see below), whose sum is σ = 539136000. Its totient is φ = 526350160.

The previous prime is 532724009. The next prime is 532724047. The reversal of 532724021 is 120427235.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 532724021 - 2¹⁰ = 532722997 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532724081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19100 + ... + 37818.

It is an arithmetic number, because the mean of its divisors is an integer number (67392000).

Almost surely, 2^532724021 is an apocalyptic number.

It is an amenable number.

532724021 is a deficient number, since it is larger than the sum of its proper divisors (6411979).

532724021 is a wasteful number, since it uses less digits than its factorization.

532724021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19059.

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 532724021 is about 23080.8149986087. The cubic root of 532724021 is about 810.6513183355.

The spelling of 532724021 in words is "five hundred thirty-two million, seven hundred twenty-four thousand, twenty-one".