532640222 has 8 divisors (see below), whose sum is σ = 806427576. Its totient is φ = 263831032.

The previous prime is 532640221. The next prime is 532640239. The reversal of 532640222 is 222046235.

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

It is a super-3 number, since 3×532640222³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 532640191 and 532640200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532640221) 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, 1244273 + ... + 1244700.

It is an arithmetic number, because the mean of its divisors is an integer number (100803447).

Almost surely, 2^532640222 is an apocalyptic number.

532640222 is a deficient number, since it is larger than the sum of its proper divisors (273787354).

532640222 is a wasteful number, since it uses less digits than its factorization.

532640222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2489082.

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 532640222 is about 23078.9995883704. Note that the first 3 decimals coincide. The cubic root of 532640222 is about 810.6088101891.

Adding to 532640222 its reverse (222046235), we get a palindrome (754686457).

The spelling of 532640222 in words is "five hundred thirty-two million, six hundred forty thousand, two hundred twenty-two".