22240034 has 32 divisors (see below), whose sum is σ = 36443520. Its totient is φ = 10150272.

The previous prime is 22240027. The next prime is 22240037. The reversal of 22240034 is 43004222.

It is a super-2 number, since 2×22240034² = 989238224642312, which contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22239994 and 22240021.

It is not an unprimeable number, because it can be changed into a prime (22240037) 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, 124157 + ... + 124335.

It is an arithmetic number, because the mean of its divisors is an integer number (1138860).

Almost surely, 2^22240034 is an apocalyptic number.

22240034 is a deficient number, since it is larger than the sum of its proper divisors (14203486).

22240034 is a wasteful number, since it uses less digits than its factorization.

22240034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314.

The product of its (nonzero) digits is 384, while the sum is 17.

The square root of 22240034 is about 4715.9340538222. The cubic root of 22240034 is about 281.2193168832.

Adding to 22240034 its reverse (43004222), we get a palindrome (65244256).

The spelling of 22240034 in words is "twenty-two million, two hundred forty thousand, thirty-four".