304213364 has 144 divisors (see below), whose sum is σ = 723945600. Its totient is φ = 110525184.

The previous prime is 304213339. The next prime is 304213367. The reversal of 304213364 is 463312403.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (304213367) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1699427 + ... + 1699605.

It is an arithmetic number, because the mean of its divisors is an integer number (5027400).

Almost surely, 2^304213364 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 304213364, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (361972800).

304213364 is an abundant number, since it is smaller than the sum of its proper divisors (419732236).

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

304213364 is a wasteful number, since it uses less digits than its factorization.

304213364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262 (or 253 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 304213364 is about 17441.7133332709. The cubic root of 304213364 is about 672.5523525806.

Adding to 304213364 its reverse (463312403), we get a palindrome (767525767).

The spelling of 304213364 in words is "three hundred four million, two hundred thirteen thousand, three hundred sixty-four".