22042924 has 12 divisors (see below), whose sum is σ = 40252464. Its totient is φ = 10542224.

The previous prime is 22042919. The next prime is 22042939. The reversal of 22042924 is 42924022.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 119707 + ... + 119890.

It is an arithmetic number, because the mean of its divisors is an integer number (3354372).

Almost surely, 2^22042924 is an apocalyptic number.

It is an amenable number.

22042924 is a deficient number, since it is larger than the sum of its proper divisors (18209540).

22042924 is a wasteful number, since it uses less digits than its factorization.

22042924 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 239624 (or 239622 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 25.

The square root of 22042924 is about 4694.9892438641. The cubic root of 22042924 is about 280.3860491240.

Adding to 22042924 its reverse (42924022), we get a palindrome (64966946).

The spelling of 22042924 in words is "twenty-two million, forty-two thousand, nine hundred twenty-four".