205151046 has 32 divisors (see below), whose sum is σ = 426159360. Its totient is φ = 65759904.

The previous prime is 205151039. The next prime is 205151047. The reversal of 205151046 is 640151502.

205151046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (205151047) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 43521 + ... + 48003.

It is an arithmetic number, because the mean of its divisors is an integer number (13317480).

Almost surely, 2^205151046 is an apocalyptic number.

205151046 is an abundant number, since it is smaller than the sum of its proper divisors (221008314).

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

205151046 is a wasteful number, since it uses less digits than its factorization.

205151046 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4780.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 205151046 is about 14323.0948471341. The cubic root of 205151046 is about 589.7816351730.

The spelling of 205151046 in words is "two hundred five million, one hundred fifty-one thousand, forty-six".