22041442 has 8 divisors (see below), whose sum is σ = 33089616. Its totient is φ = 11011572.

The previous prime is 22041433. The next prime is 22041443. The reversal of 22041442 is 24414022.

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

It is not an unprimeable number, because it can be changed into a prime (22041443) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1008 + ... + 6715.

It is an arithmetic number, because the mean of its divisors is an integer number (4136202).

Almost surely, 2^22041442 is an apocalyptic number.

22041442 is a deficient number, since it is larger than the sum of its proper divisors (11048174).

22041442 is a wasteful number, since it uses less digits than its factorization.

22041442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9152.

The product of its (nonzero) digits is 512, while the sum is 19.

The square root of 22041442 is about 4694.8314133736. The cubic root of 22041442 is about 280.3797653019.

Adding to 22041442 its reverse (24414022), we get a palindrome (46455464).

The spelling of 22041442 in words is "twenty-two million, forty-one thousand, four hundred forty-two".