33242123 has 16 divisors (see below), whose sum is σ = 36080640. Its totient is φ = 30514176.

The previous prime is 33242119. The next prime is 33242147. The reversal of 33242123 is 32124233.

It is a cyclic number.

It is not a de Polignac number, because 33242123 - 2² = 33242119 is a prime.

It is a super-2 number, since 2×33242123² = 2210077483094258, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 33242095 and 33242104.

It is not an unprimeable number, because it can be changed into a prime (33262123) 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, 192065 + ... + 192237.

It is an arithmetic number, because the mean of its divisors is an integer number (2255040).

Almost surely, 2^33242123 is an apocalyptic number.

33242123 is a deficient number, since it is larger than the sum of its proper divisors (2838517).

33242123 is a wasteful number, since it uses less digits than its factorization.

33242123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 406.

The product of its digits is 864, while the sum is 20.

The square root of 33242123 is about 5765.5982343552. The cubic root of 33242123 is about 321.5359846915.

Adding to 33242123 its reverse (32124233), we get a palindrome (65366356).

The spelling of 33242123 in words is "thirty-three million, two hundred forty-two thousand, one hundred twenty-three".