205901034 has 16 divisors (see below), whose sum is σ = 411958272. Its totient is φ = 68607648.

The previous prime is 205901023. The next prime is 205901089. The reversal of 205901034 is 430109502.

205901034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 205900995 and 205901013.

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, 17367 + ... + 26709.

It is an arithmetic number, because the mean of its divisors is an integer number (25747392).

Almost surely, 2^205901034 is an apocalyptic number.

205901034 is an abundant number, since it is smaller than the sum of its proper divisors (206057238).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

205901034 is a wasteful number, since it uses less digits than its factorization.

205901034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13021.

The product of its (nonzero) digits is 1080, while the sum is 24.

The square root of 205901034 is about 14349.2520362561. The cubic root of 205901034 is about 590.4994659773.

The spelling of 205901034 in words is "two hundred five million, nine hundred one thousand, thirty-four".