33225130 has 8 divisors (see below), whose sum is σ = 59805252. Its totient is φ = 13290048.

The previous prime is 33225113. The next prime is 33225131. The reversal of 33225130 is 3152233.

It can be written as a sum of positive squares in 2 ways, for example, as 33166081 + 59049 = 5759^2 + 243^2 .

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

It is a super-2 number, since 2×33225130² = 2207818527033800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33225098 and 33225107.

It is not an unprimeable number, because it can be changed into a prime (33225131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1661247 + ... + 1661266.

Almost surely, 2^33225130 is an apocalyptic number.

33225130 is a deficient number, since it is larger than the sum of its proper divisors (26580122).

33225130 is a wasteful number, since it uses less digits than its factorization.

33225130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3322520.

The product of its (nonzero) digits is 540, while the sum is 19.

The square root of 33225130 is about 5764.1243914406. The cubic root of 33225130 is about 321.4811868248.

Adding to 33225130 its reverse (3152233), we get a palindrome (36377363).

The spelling of 33225130 in words is "thirty-three million, two hundred twenty-five thousand, one hundred thirty".