22251034 has 16 divisors (see below), whose sum is σ = 36108072. Its totient is φ = 10222848.

The previous prime is 22251029. The next prime is 22251037. The reversal of 22251034 is 43015222.

It can be written as a sum of positive squares in 4 ways, for example, as 6275025 + 15976009 = 2505^2 + 3997^2 .

It is not an unprimeable number, because it can be changed into a prime (22251037) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4222 + ... + 7894.

Almost surely, 2^22251034 is an apocalyptic number.

22251034 is a deficient number, since it is larger than the sum of its proper divisors (13857038).

22251034 is a wasteful number, since it uses less digits than its factorization.

22251034 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3921.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 22251034 is about 4717.1001685357. The cubic root of 22251034 is about 281.2656732665.

Adding to 22251034 its reverse (43015222), we get a palindrome (65266256).

The spelling of 22251034 in words is "twenty-two million, two hundred fifty-one thousand, thirty-four".