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304704 = 2632232
BaseRepresentation
bin1001010011001000000
3120110222100
41022121000
534222304
610310400
72406231
oct1123100
9513870
10304704
11198a24
12128400
13a88ca
147d088
1560439
hex4a640

304704 has 63 divisors (see below), whose sum is σ = 913003. Its totient is φ = 97152.

The previous prime is 304687. The next prime is 304709. The reversal of 304704 is 407403.

The square root of 304704 is 552.

It is a perfect power (a square), and thus also a powerful number.

304704 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (304709) by changing a digit.

304704 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13237 + ... + 13259.

2304704 is an apocalyptic number.

304704 is the 552-nd square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 304704

304704 is an abundant number, since it is smaller than the sum of its proper divisors (608299).

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

304704 is a wasteful number, since it uses less digits than its factorization.

304704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64 (or 28 counting only the distinct ones).

The product of its (nonzero) digits is 336, while the sum is 18.

The cubic root of 304704 is about 67.2913723028.

The spelling of 304704 in words is "three hundred four thousand, seven hundred four", and thus it is an iban number.