205533460 has 24 divisors (see below), whose sum is σ = 470858976. Its totient is φ = 74739360.

The previous prime is 205533439. The next prime is 205533473. The reversal of 205533460 is 64335502.

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, 466902 + ... + 467341.

It is an arithmetic number, because the mean of its divisors is an integer number (19619124).

Almost surely, 2^205533460 is an apocalyptic number.

205533460 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

205533460 is an abundant number, since it is smaller than the sum of its proper divisors (265325516).

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

205533460 is a wasteful number, since it uses less digits than its factorization.

205533460 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 934263 (or 934261 counting only the distinct ones).

The product of its (nonzero) digits is 10800, while the sum is 28.

The square root of 205533460 is about 14336.4381908478. The cubic root of 205533460 is about 590.1478706257.

Adding to 205533460 its reverse (64335502), we get a palindrome (269868962).

The spelling of 205533460 in words is "two hundred five million, five hundred thirty-three thousand, four hundred sixty".