204610730 has 16 divisors (see below), whose sum is σ = 369277920. Its totient is φ = 81626832.

The previous prime is 204610723. The next prime is 204610739. The reversal of 204610730 is 37016402.

It is a super-2 number, since 2×204610730² = 83731101662265800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 204610696 and 204610705.

It is not an unprimeable number, because it can be changed into a prime (204610739) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23204 + ... + 30783.

It is an arithmetic number, because the mean of its divisors is an integer number (23079870).

Almost surely, 2^204610730 is an apocalyptic number.

204610730 is a deficient number, since it is larger than the sum of its proper divisors (164667190).

204610730 is a wasteful number, since it uses less digits than its factorization.

204610730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 54373.

The product of its (nonzero) digits is 1008, while the sum is 23.

The square root of 204610730 is about 14304.2207057917. The cubic root of 204610730 is about 589.2634013573.

The spelling of 204610730 in words is "two hundred four million, six hundred ten thousand, seven hundred thirty".