204838442 has 8 divisors (see below), whose sum is σ = 312465600. Its totient is φ = 100683244.

The previous prime is 204838429. The next prime is 204838463. The reversal of 204838442 is 244838402.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 867842 + ... + 868077.

It is an arithmetic number, because the mean of its divisors is an integer number (39058200).

Almost surely, 2^204838442 is an apocalyptic number.

204838442 is a deficient number, since it is larger than the sum of its proper divisors (107627158).

204838442 is a wasteful number, since it uses less digits than its factorization.

204838442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735980.

The product of its (nonzero) digits is 49152, while the sum is 35.

The square root of 204838442 is about 14312.1781011836. The cubic root of 204838442 is about 589.4819180842.

The spelling of 204838442 in words is "two hundred four million, eight hundred thirty-eight thousand, four hundred forty-two".