204441030 has 64 divisors (see below), whose sum is σ = 546448320. Its totient is φ = 54390528.

The previous prime is 204440993. The next prime is 204441067. The reversal of 204441030 is 30144402.

204441030 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (204440993) and next prime (204441067).

It is a super-2 number, since 2×204441030² = 83592269494921800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 204440994 and 204441012.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 197394 + ... + 198426.

It is an arithmetic number, because the mean of its divisors is an integer number (8538255).

Almost surely, 2^204441030 is an apocalyptic number.

204441030 is an abundant number, since it is smaller than the sum of its proper divisors (342007290).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

204441030 is a wasteful number, since it uses less digits than its factorization.

204441030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1782 (or 1776 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 204441030 is about 14298.2876597165. The cubic root of 204441030 is about 589.1004485845.

Adding to 204441030 its reverse (30144402), we get a palindrome (234585432).

The spelling of 204441030 in words is "two hundred four million, four hundred forty-one thousand, thirty".