33245223 has 16 divisors (see below), whose sum is σ = 50025600. Its totient is φ = 19453280.

The previous prime is 33245167. The next prime is 33245239. The reversal of 33245223 is 32254233.

It is not a de Polignac number, because 33245223 - 2⁶ = 33245159 is a prime.

It is a super-2 number, since 2×33245223² = 2210489704639458, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 33245193 and 33245202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33245243) 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, 16413 + ... + 18326.

It is an arithmetic number, because the mean of its divisors is an integer number (3126600).

Almost surely, 2^33245223 is an apocalyptic number.

33245223 is a gapful number since it is divisible by the number (33) formed by its first and last digit.

33245223 is a deficient number, since it is larger than the sum of its proper divisors (16780377).

33245223 is a wasteful number, since it uses less digits than its factorization.

33245223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34782.

The product of its digits is 4320, while the sum is 24.

The square root of 33245223 is about 5765.8670640243. The cubic root of 33245223 is about 321.5459793456.

Adding to 33245223 its reverse (32254233), we get a palindrome (65499456).

The spelling of 33245223 in words is "thirty-three million, two hundred forty-five thousand, two hundred twenty-three".