20034304 has 18 divisors (see below), whose sum is σ = 39990860. Its totient is φ = 10017024.

The previous prime is 20034293. The next prime is 20034307. The reversal of 20034304 is 40343002.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (20034307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38874 + ... + 39385.

Almost surely, 2^20034304 is an apocalyptic number.

It is an amenable number.

20034304 is a deficient number, since it is larger than the sum of its proper divisors (19956556).

20034304 is an frugal number, since it uses more digits than its factorization.

20034304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78275 (or 78261 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 16.

The square root of 20034304 is about 4475.9696156252. The cubic root of 20034304 is about 271.5968653185.

Adding to 20034304 its reverse (40343002), we get a palindrome (60377306).

The spelling of 20034304 in words is "twenty million, thirty-four thousand, three hundred four".