33404230 has 32 divisors (see below), whose sum is σ = 62596800. Its totient is φ = 12819072.

The previous prime is 33404227. The next prime is 33404233. The reversal of 33404230 is 3240433.

It is an interprime number because it is at equal distance from previous prime (33404227) and next prime (33404233).

It is a super-2 number, since 2×33404230² = 2231685163785800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33404198 and 33404207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33404233) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66159 + ... + 66661.

It is an arithmetic number, because the mean of its divisors is an integer number (1956150).

Almost surely, 2^33404230 is an apocalyptic number.

33404230 is a deficient number, since it is larger than the sum of its proper divisors (29192570).

33404230 is a wasteful number, since it uses less digits than its factorization.

33404230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 768.

The product of its (nonzero) digits is 864, while the sum is 19.

The square root of 33404230 is about 5779.6392620993. The cubic root of 33404230 is about 322.0577998938.

Adding to 33404230 its reverse (3240433), we get a palindrome (36644663).

The spelling of 33404230 in words is "thirty-three million, four hundred four thousand, two hundred thirty".