33223253 has 8 divisors (see below), whose sum is σ = 40203072. Its totient is φ = 26801856.

The previous prime is 33223217. The next prime is 33223261. The reversal of 33223253 is 35232233.

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

It is a cyclic number.

It is not a de Polignac number, because 33223253 - 2⁶ = 33223189 is a prime.

It is a super-2 number, since 2×33223253² = 2207569079804018, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33223283) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 139475 + ... + 139712.

It is an arithmetic number, because the mean of its divisors is an integer number (5025384).

Almost surely, 2^33223253 is an apocalyptic number.

It is an amenable number.

33223253 is a deficient number, since it is larger than the sum of its proper divisors (6979819).

33223253 is a wasteful number, since it uses less digits than its factorization.

33223253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 279211.

The product of its digits is 3240, while the sum is 23.

The square root of 33223253 is about 5763.9615716970. The cubic root of 33223253 is about 321.4751328575.

Adding to 33223253 its reverse (35232233), we get a palindrome (68455486).

The spelling of 33223253 in words is "thirty-three million, two hundred twenty-three thousand, two hundred fifty-three".