204653064 has 128 divisors (see below), whose sum is σ = 649036800. Its totient is φ = 52227840.

The previous prime is 204653051. The next prime is 204653077. The reversal of 204653064 is 460356402.

It is an interprime number because it is at equal distance from previous prime (204653051) and next prime (204653077).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 108094 + ... + 109970.

It is an arithmetic number, because the mean of its divisors is an integer number (5070600).

Almost surely, 2^204653064 is an apocalyptic number.

204653064 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 204653064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (324518400).

204653064 is an abundant number, since it is smaller than the sum of its proper divisors (444383736).

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

204653064 is a wasteful number, since it uses less digits than its factorization.

204653064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1963 (or 1959 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 30.

The square root of 204653064 is about 14305.7004022872. The cubic root of 204653064 is about 589.3040381257.

The spelling of 204653064 in words is "two hundred four million, six hundred fifty-three thousand, sixty-four".