532164221 has 8 divisors (see below), whose sum is σ = 544440960. Its totient is φ = 519927328.

The previous prime is 532164203. The next prime is 532164251. The reversal of 532164221 is 122461235.

It is a happy number.

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 532164221 - 2²² = 527969917 is a prime.

It is a super-2 number, since 2×532164221² = 566397516225073682, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (532164251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17945 + ... + 37233.

It is an arithmetic number, because the mean of its divisors is an integer number (68055120).

Almost surely, 2^532164221 is an apocalyptic number.

It is an amenable number.

532164221 is a deficient number, since it is larger than the sum of its proper divisors (12276739).

532164221 is a wasteful number, since it uses less digits than its factorization.

532164221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19923.

The product of its digits is 2880, while the sum is 26.

The square root of 532164221 is about 23068.6848563155. The cubic root of 532164221 is about 810.3672677836.

The spelling of 532164221 in words is "five hundred thirty-two million, one hundred sixty-four thousand, two hundred twenty-one".