33442122 has 32 divisors (see below), whose sum is σ = 77414400. Its totient is φ = 9433008.

The previous prime is 33442093. The next prime is 33442127. The reversal of 33442122 is 22124433.

It is a super-2 number, since 2×33442122² = 2236751047725768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (33442127) 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, 1722 + ... + 8357.

It is an arithmetic number, because the mean of its divisors is an integer number (2419200).

Almost surely, 2^33442122 is an apocalyptic number.

33442122 is an abundant number, since it is smaller than the sum of its proper divisors (43972278).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

33442122 is a wasteful number, since it uses less digits than its factorization.

33442122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10170.

The product of its digits is 1152, while the sum is 21.

The square root of 33442122 is about 5782.9163922713. The cubic root of 33442122 is about 322.1795290157.

Adding to 33442122 its reverse (22124433), we get a palindrome (55566555).

The spelling of 33442122 in words is "thirty-three million, four hundred forty-two thousand, one hundred twenty-two".