33290230 has 8 divisors (see below), whose sum is σ = 59922432. Its totient is φ = 13316088.

The previous prime is 33290227. The next prime is 33290239. The reversal of 33290230 is 3209233.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×33290230² = 2216478826905800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33290239) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1664502 + ... + 1664521.

It is an arithmetic number, because the mean of its divisors is an integer number (7490304).

Almost surely, 2^33290230 is an apocalyptic number.

33290230 is a deficient number, since it is larger than the sum of its proper divisors (26632202).

33290230 is a wasteful number, since it uses less digits than its factorization.

33290230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3329030.

The product of its (nonzero) digits is 972, while the sum is 22.

The square root of 33290230 is about 5769.7686262102. The cubic root of 33290230 is about 321.6910156636.

Adding to 33290230 its reverse (3209233), we get a palindrome (36499463).

The spelling of 33290230 in words is "thirty-three million, two hundred ninety thousand, two hundred thirty".