204221032 has 8 divisors (see below), whose sum is σ = 382914450. Its totient is φ = 102110512.

The previous prime is 204221029. The next prime is 204221057. The reversal of 204221032 is 230122402.

It can be written as a sum of positive squares in only one way, i.e., 187525636 + 16695396 = 13694^2 + 4086^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×204221032² = 83412459822290048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204220997 and 204221015.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12763807 + ... + 12763822.

Almost surely, 2^204221032 is an apocalyptic number.

It is an amenable number.

204221032 is a deficient number, since it is larger than the sum of its proper divisors (178693418).

204221032 is a wasteful number, since it uses less digits than its factorization.

204221032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25527635 (or 25527631 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 204221032 is about 14290.5924299869. The cubic root of 204221032 is about 588.8890633651.

Adding to 204221032 its reverse (230122402), we get a palindrome (434343434).

The spelling of 204221032 in words is "two hundred four million, two hundred twenty-one thousand, thirty-two".