305213466 has 16 divisors (see below), whose sum is σ = 612025344. Its totient is φ = 101471424.

The previous prime is 305213449. The next prime is 305213477. The reversal of 305213466 is 664312503.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64111 + ... + 68706.

It is an arithmetic number, because the mean of its divisors is an integer number (38251584).

Almost surely, 2^305213466 is an apocalyptic number.

305213466 is an abundant number, since it is smaller than the sum of its proper divisors (306811878).

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

305213466 is a wasteful number, since it uses less digits than its factorization.

305213466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133205.

The product of its (nonzero) digits is 12960, while the sum is 30.

The square root of 305213466 is about 17470.3596414041. The cubic root of 305213466 is about 673.2885521199.

Adding to 305213466 its reverse (664312503), we get a palindrome (969525969).

The spelling of 305213466 in words is "three hundred five million, two hundred thirteen thousand, four hundred sixty-six".