204401442 has 24 divisors (see below), whose sum is σ = 475546896. Its totient is φ = 58400328.

The previous prime is 204401419. The next prime is 204401447. The reversal of 204401442 is 244104402.

204401442 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (204401447) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 347328 + ... + 347915.

It is an arithmetic number, because the mean of its divisors is an integer number (19814454).

Almost surely, 2^204401442 is an apocalyptic number.

204401442 is an abundant number, since it is smaller than the sum of its proper divisors (271145454).

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

204401442 is a wasteful number, since it uses less digits than its factorization.

204401442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695262 (or 695255 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 204401442 is about 14296.9032311197. The cubic root of 204401442 is about 589.0624216221.

Adding to 204401442 its reverse (244104402), we get a palindrome (448505844).

The spelling of 204401442 in words is "two hundred four million, four hundred one thousand, four hundred forty-two".