22461322 has 8 divisors (see below), whose sum is σ = 36283716. Its totient is φ = 10366752.

The previous prime is 22461311. The next prime is 22461337. The reversal of 22461322 is 22316422.

It can be written as a sum of positive squares in 2 ways, for example, as 22382361 + 78961 = 4731^2 + 281^2 .

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 = 22461293 and 22461302.

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, 431923 + ... + 431974.

Almost surely, 2^22461322 is an apocalyptic number.

22461322 is a deficient number, since it is larger than the sum of its proper divisors (13822394).

22461322 is a wasteful number, since it uses less digits than its factorization.

22461322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 863912.

The product of its digits is 1152, while the sum is 22.

The square root of 22461322 is about 4739.3377174453. The cubic root of 22461322 is about 282.1489496979.

Adding to 22461322 its reverse (22316422), we get a palindrome (44777744).

The spelling of 22461322 in words is "twenty-two million, four hundred sixty-one thousand, three hundred twenty-two".