306240204 has 12 divisors (see below), whose sum is σ = 714560504. Its totient is φ = 102080064.

The previous prime is 306240173. The next prime is 306240269. The reversal of 306240204 is 402042603.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12759997 + ... + 12760020.

Almost surely, 2^306240204 is an apocalyptic number.

It is an amenable number.

306240204 is an abundant number, since it is smaller than the sum of its proper divisors (408320300).

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

306240204 is a wasteful number, since it uses less digits than its factorization.

306240204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25520024 (or 25520022 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 306240204 is about 17499.7201120475. The cubic root of 306240204 is about 674.0426879366.

Adding to 306240204 its reverse (402042603), we get a palindrome (708282807).

The spelling of 306240204 in words is "three hundred six million, two hundred forty thousand, two hundred four".