205466064 has 40 divisors (see below), whose sum is σ = 534064032. Its totient is φ = 68065920.

The previous prime is 205466059. The next prime is 205466071. The reversal of 205466064 is 460664502.

205466064 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 an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5307 + ... + 20954.

Almost surely, 2^205466064 is an apocalyptic number.

205466064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

205466064 is an abundant number, since it is smaller than the sum of its proper divisors (328597968).

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

205466064 is a wasteful number, since it uses less digits than its factorization.

205466064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26435 (or 26429 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 205466064 is about 14334.0874840361. The cubic root of 205466064 is about 590.0833589009.

The spelling of 205466064 in words is "two hundred five million, four hundred sixty-six thousand, sixty-four".