204312354 has 16 divisors (see below), whose sum is σ = 409311840. Its totient is φ = 67989600.

The previous prime is 204312343. The next prime is 204312359. The reversal of 204312354 is 453213402.

It is not an unprimeable number, because it can be changed into a prime (204312359) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 24724 + ... + 31935.

It is an arithmetic number, because the mean of its divisors is an integer number (25581990).

Almost surely, 2^204312354 is an apocalyptic number.

204312354 is an abundant number, since it is smaller than the sum of its proper divisors (204999486).

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

204312354 is a wasteful number, since it uses less digits than its factorization.

204312354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57265.

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 204312354 is about 14293.7872518098. The cubic root of 204312354 is about 588.9768285876.

Adding to 204312354 its reverse (453213402), we get a palindrome (657525756).

The spelling of 204312354 in words is "two hundred four million, three hundred twelve thousand, three hundred fifty-four".