204699039 has 8 divisors (see below), whose sum is σ = 273143040. Its totient is φ = 136360536.

The previous prime is 204698993. The next prime is 204699071. The reversal of 204699039 is 930996402.

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

It is not a de Polignac number, because 204699039 - 2¹¹ = 204696991 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204699739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 21729 + ... + 29690.

It is an arithmetic number, because the mean of its divisors is an integer number (34142880).

Almost surely, 2^204699039 is an apocalyptic number.

204699039 is a deficient number, since it is larger than the sum of its proper divisors (68444001).

204699039 is a wasteful number, since it uses less digits than its factorization.

204699039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52749.

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 204699039 is about 14307.3071889856. The cubic root of 204699039 is about 589.3481635740.

The spelling of 204699039 in words is "two hundred four million, six hundred ninety-nine thousand, thirty-nine".