204445532 has 6 divisors (see below), whose sum is σ = 357779688. Its totient is φ = 102222764.

The previous prime is 204445531. The next prime is 204445541. The reversal of 204445532 is 235544402.

It is a junction number, because it is equal to n+sod(n) for n = 204445495 and 204445504.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204445531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25555688 + ... + 25555695.

It is an arithmetic number, because the mean of its divisors is an integer number (59629948).

Almost surely, 2^204445532 is an apocalyptic number.

It is an amenable number.

204445532 is a deficient number, since it is larger than the sum of its proper divisors (153334156).

204445532 is a wasteful number, since it uses less digits than its factorization.

204445532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51111387 (or 51111385 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 29.

The square root of 204445532 is about 14298.4450902887. The cubic root of 204445532 is about 589.1047727503.

Adding to 204445532 its reverse (235544402), we get a palindrome (439989934).

The spelling of 204445532 in words is "two hundred four million, four hundred forty-five thousand, five hundred thirty-two".