22133342 has 32 divisors (see below), whose sum is σ = 41831424. Its totient is φ = 8532000.

The previous prime is 22133341. The next prime is 22133357. The reversal of 22133342 is 24333122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22133341) 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, 14843 + ... + 16265.

It is an arithmetic number, because the mean of its divisors is an integer number (1307232).

Almost surely, 2^22133342 is an apocalyptic number.

22133342 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22133342 is a deficient number, since it is larger than the sum of its proper divisors (19698082).

22133342 is a wasteful number, since it uses less digits than its factorization.

22133342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544.

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

The square root of 22133342 is about 4704.6085915834. The cubic root of 22133342 is about 280.7688985258.

Adding to 22133342 its reverse (24333122), we get a palindrome (46466464).

It can be divided in two parts, 2213 and 3342, that added together give a palindrome (5555).

The spelling of 22133342 in words is "twenty-two million, one hundred thirty-three thousand, three hundred forty-two".