204972346 has 4 divisors (see below), whose sum is σ = 307458522. Its totient is φ = 102486172.

The previous prime is 204972331. The next prime is 204972379. The reversal of 204972346 is 643279402.

204972346 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 643279402 = 2 ⋅321639701.

It can be written as a sum of positive squares in only one way, i.e., 161925625 + 43046721 = 12725^2 + 6561^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51243085 + ... + 51243088.

Almost surely, 2^204972346 is an apocalyptic number.

204972346 is a deficient number, since it is larger than the sum of its proper divisors (102486176).

204972346 is a wasteful number, since it uses less digits than its factorization.

204972346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102486175.

The product of its (nonzero) digits is 72576, while the sum is 37.

The square root of 204972346 is about 14316.8553111359. The cubic root of 204972346 is about 589.6103392803.

The spelling of 204972346 in words is "two hundred four million, nine hundred seventy-two thousand, three hundred forty-six".