204420377 has 8 divisors (see below), whose sum is σ = 234127296. Its totient is φ = 174839472.

The previous prime is 204420353. The next prime is 204420379. The reversal of 204420377 is 773024402.

204420377 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 204420377 - 2⁶ = 204420313 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (204420379) 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, 27998 + ... + 34535.

It is an arithmetic number, because the mean of its divisors is an integer number (29265912).

Almost surely, 2^204420377 is an apocalyptic number.

It is an amenable number.

204420377 is a deficient number, since it is larger than the sum of its proper divisors (29706919).

204420377 is an equidigital number, since it uses as much as digits as its factorization.

204420377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63007.

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 204420377 is about 14297.5654221269. The cubic root of 204420377 is about 589.0806105880.

Adding to 204420377 its reverse (773024402), we get a palindrome (977444779).

The spelling of 204420377 in words is "two hundred four million, four hundred twenty thousand, three hundred seventy-seven".