532223021 has 8 divisors (see below), whose sum is σ = 580773888. Its totient is φ = 483700000.

The previous prime is 532222981. The next prime is 532223039. The reversal of 532223021 is 120322235.

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

It is a cyclic number.

It is not a de Polignac number, because 532223021 - 2²⁶ = 465114157 is a prime.

It is a super-2 number, since 2×532223021² = 566522688164732882, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 532222984 and 532223002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532223521) 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, 72521 + ... + 79521.

It is an arithmetic number, because the mean of its divisors is an integer number (72596736).

Almost surely, 2^532223021 is an apocalyptic number.

It is an amenable number.

532223021 is a deficient number, since it is larger than the sum of its proper divisors (48550867).

532223021 is a wasteful number, since it uses less digits than its factorization.

532223021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13923.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 532223021 is about 23069.9592760802. The cubic root of 532223021 is about 810.3971131074.

Adding to 532223021 its reverse (120322235), we get a palindrome (652545256).

The spelling of 532223021 in words is "five hundred thirty-two million, two hundred twenty-three thousand, twenty-one".