33223413 has 8 divisors (see below), whose sum is σ = 45726976. Its totient is φ = 21434400.

The previous prime is 33223403. The next prime is 33223417. The reversal of 33223413 is 31432233.

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

It is not a de Polignac number, because 33223413 - 2⁴ = 33223397 is a prime.

It is a super-2 number, since 2×33223413² = 2207590342737138, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 33223413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33223417) 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, 178528 + ... + 178713.

It is an arithmetic number, because the mean of its divisors is an integer number (5715872).

Almost surely, 2^33223413 is an apocalyptic number.

It is an amenable number.

33223413 is a deficient number, since it is larger than the sum of its proper divisors (12503563).

33223413 is a wasteful number, since it uses less digits than its factorization.

33223413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357275.

The product of its digits is 1296, while the sum is 21.

The square root of 33223413 is about 5763.9754510234. The cubic root of 33223413 is about 321.4756489211.

Adding to 33223413 its reverse (31432233), we get a palindrome (64655646).

It can be divided in two parts, 33 and 223413, that added together give a triangular number (223446 = T₆₆₈).

The spelling of 33223413 in words is "thirty-three million, two hundred twenty-three thousand, four hundred thirteen".