204853451 has 16 divisors (see below), whose sum is σ = 237219840. Its totient is φ = 174833280.

The previous prime is 204853409. The next prime is 204853463. The reversal of 204853451 is 154358402.

204853451 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 204853451 - 2¹⁴ = 204837067 is a prime.

It is not an unprimeable number, because it can be changed into a prime (204853471) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 88430 + ... + 90716.

It is an arithmetic number, because the mean of its divisors is an integer number (14826240).

Almost surely, 2^204853451 is an apocalyptic number.

204853451 is a deficient number, since it is larger than the sum of its proper divisors (32366389).

204853451 is a wasteful number, since it uses less digits than its factorization.

204853451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2794.

The product of its (nonzero) digits is 19200, while the sum is 32.

The square root of 204853451 is about 14312.7024352496. The cubic root of 204853451 is about 589.4963153135.

The spelling of 204853451 in words is "two hundred four million, eight hundred fifty-three thousand, four hundred fifty-one".