33604234 has 4 divisors (see below), whose sum is σ = 50406354. Its totient is φ = 16802116.

The previous prime is 33604231. The next prime is 33604247. The reversal of 33604234 is 43240633.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 28058209 + 5546025 = 5297^2 + 2355^2 .

It is a super-2 number, since 2×33604234² = 2258489085453512, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33604199 and 33604208.

It is not an unprimeable number, because it can be changed into a prime (33604231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8401057 + ... + 8401060.

Almost surely, 2^33604234 is an apocalyptic number.

33604234 is a deficient number, since it is larger than the sum of its proper divisors (16802120).

33604234 is a wasteful number, since it uses less digits than its factorization.

33604234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16802119.

The product of its (nonzero) digits is 5184, while the sum is 25.

The square root of 33604234 is about 5796.9159041684. The cubic root of 33604234 is about 322.6992827167.

Adding to 33604234 its reverse (43240633), we get a palindrome (76844867).

The spelling of 33604234 in words is "thirty-three million, six hundred four thousand, two hundred thirty-four".