205055402 has 16 divisors (see below), whose sum is σ = 312691200. Its totient is φ = 100835280.

The previous prime is 205055399. The next prime is 205055453. The reversal of 205055402 is 204550502.

205055402 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40424 + ... + 45212.

It is an arithmetic number, because the mean of its divisors is an integer number (19543200).

Almost surely, 2^205055402 is an apocalyptic number.

205055402 is a deficient number, since it is larger than the sum of its proper divisors (107635798).

205055402 is a wasteful number, since it uses less digits than its factorization.

205055402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5141.

The product of its (nonzero) digits is 2000, while the sum is 23.

The square root of 205055402 is about 14319.7556543399. The cubic root of 205055402 is about 589.6899663851.

The spelling of 205055402 in words is "two hundred five million, fifty-five thousand, four hundred two".