204023242 has 8 divisors (see below), whose sum is σ = 307140516. Its totient is φ = 101643072.

The previous prime is 204023231. The next prime is 204023243. The reversal of 204023242 is 242320402.

It can be written as a sum of positive squares in 2 ways, for example, as 201952521 + 2070721 = 14211^2 + 1439^2 .

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

It is not an unprimeable number, because it can be changed into a prime (204023243) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 183583 + ... + 184690.

Almost surely, 2^204023242 is an apocalyptic number.

204023242 is a deficient number, since it is larger than the sum of its proper divisors (103117274).

204023242 is a wasteful number, since it uses less digits than its factorization.

204023242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 368552.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 204023242 is about 14283.6704666553. The cubic root of 204023242 is about 588.6988870811.

Adding to 204023242 its reverse (242320402), we get a palindrome (446343644).

The spelling of 204023242 in words is "two hundred four million, twenty-three thousand, two hundred forty-two".