204746480 has 40 divisors (see below), whose sum is σ = 476655504. Its totient is φ = 81792000.

The previous prime is 204746459. The next prime is 204746491. The reversal of 204746480 is 84647402.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×204746480² = 83842242144780800, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 204746480.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 95015 + ... + 97145.

Almost surely, 2^204746480 is an apocalyptic number.

204746480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

204746480 is an abundant number, since it is smaller than the sum of its proper divisors (271909024).

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

204746480 is a wasteful number, since it uses less digits than its factorization.

204746480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3345 (or 3339 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 35.

The square root of 204746480 is about 14308.9650219714. The cubic root of 204746480 is about 589.3936891201.

The spelling of 204746480 in words is "two hundred four million, seven hundred forty-six thousand, four hundred eighty".