22255322 has 4 divisors (see below), whose sum is σ = 33382986. Its totient is φ = 11127660.

The previous prime is 22255273. The next prime is 22255339. The reversal of 22255322 is 22355222.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 14070001 + 8185321 = 3751^2 + 2861^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5563829 + ... + 5563832.

Almost surely, 2^22255322 is an apocalyptic number.

22255322 is a deficient number, since it is larger than the sum of its proper divisors (11127664).

22255322 is a wasteful number, since it uses less digits than its factorization.

22255322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11127663.

The product of its digits is 2400, while the sum is 23.

The square root of 22255322 is about 4717.5546631703. The cubic root of 22255322 is about 281.2837396889.

The spelling of 22255322 in words is "twenty-two million, two hundred fifty-five thousand, three hundred twenty-two".