205693054 has 16 divisors (see below), whose sum is σ = 353182176. Its totient is φ = 88012800.

The previous prime is 205693001. The next prime is 205693063. The reversal of 205693054 is 450396502.

It is a congruent number.

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, 2487 + ... + 20434.

It is an arithmetic number, because the mean of its divisors is an integer number (22073886).

Almost surely, 2^205693054 is an apocalyptic number.

205693054 is a deficient number, since it is larger than the sum of its proper divisors (147489122).

205693054 is a wasteful number, since it uses less digits than its factorization.

205693054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23571.

The product of its (nonzero) digits is 32400, while the sum is 34.

The square root of 205693054 is about 14342.0031376374. The cubic root of 205693054 is about 590.3005784334.

The spelling of 205693054 in words is "two hundred five million, six hundred ninety-three thousand, fifty-four".