22440034 has 8 divisors (see below), whose sum is σ = 35640108. Its totient is φ = 10560000.

The previous prime is 22440031. The next prime is 22440037. The reversal of 22440034 is 43004422.

It is an interprime number because it is at equal distance from previous prime (22440031) and next prime (22440037).

It can be written as a sum of positive squares in 2 ways, for example, as 22061809 + 378225 = 4697^2 + 615^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 22439993 and 22440020.

It is not an unprimeable number, because it can be changed into a prime (22440031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 329967 + ... + 330034.

Almost surely, 2^22440034 is an apocalyptic number.

22440034 is a deficient number, since it is larger than the sum of its proper divisors (13200074).

22440034 is a wasteful number, since it uses less digits than its factorization.

22440034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 660020.

The product of its (nonzero) digits is 768, while the sum is 19.

The square root of 22440034 is about 4737.0913016323. The cubic root of 22440034 is about 282.0597847861.

Adding to 22440034 its reverse (43004422), we get a palindrome (65444456).

The spelling of 22440034 in words is "twenty-two million, four hundred forty thousand, thirty-four".