22481337 has 8 divisors (see below), whose sum is σ = 30006304. Its totient is φ = 14971968.

The previous prime is 22481321. The next prime is 22481339. The reversal of 22481337 is 73318422.

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

It is not a de Polignac number, because 22481337 - 2⁴ = 22481321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (22481339) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33 + ... + 6705.

It is an arithmetic number, because the mean of its divisors is an integer number (3750788).

Almost surely, 2^22481337 is an apocalyptic number.

It is an amenable number.

22481337 is a deficient number, since it is larger than the sum of its proper divisors (7524967).

22481337 is a wasteful number, since it uses less digits than its factorization.

22481337 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7799.

The product of its digits is 8064, while the sum is 30.

The square root of 22481337 is about 4741.4488292082. The cubic root of 22481337 is about 282.2327312710.

Adding to 22481337 its reverse (73318422), we get a palindrome (95799759).

The spelling of 22481337 in words is "twenty-two million, four hundred eighty-one thousand, three hundred thirty-seven".