204242875 has 32 divisors (see below), whose sum is σ = 280051200. Its totient is φ = 148024800.

The previous prime is 204242873. The next prime is 204242881. The reversal of 204242875 is 578242402.

It is not a de Polignac number, because 204242875 - 2¹ = 204242873 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204242875.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204242873) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 52756 + ... + 56494.

It is an arithmetic number, because the mean of its divisors is an integer number (8751600).

Almost surely, 2^204242875 is an apocalyptic number.

204242875 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

204242875 is a deficient number, since it is larger than the sum of its proper divisors (75808325).

204242875 is a wasteful number, since it uses less digits than its factorization.

204242875 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3796 (or 3786 counting only the distinct ones).

The product of its (nonzero) digits is 35840, while the sum is 34.

The square root of 204242875 is about 14291.3566535861. The cubic root of 204242875 is about 588.9100580117.

The spelling of 204242875 in words is "two hundred four million, two hundred forty-two thousand, eight hundred seventy-five".