22025330 has 8 divisors (see below), whose sum is σ = 39645612. Its totient is φ = 8810128.

The previous prime is 22025327. The next prime is 22025371. The reversal of 22025330 is 3352022.

It can be written as a sum of positive squares in 2 ways, for example, as 21911761 + 113569 = 4681^2 + 337^2 .

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

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 22025299 and 22025308.

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, 1101257 + ... + 1101276.

Almost surely, 2^22025330 is an apocalyptic number.

22025330 is a deficient number, since it is larger than the sum of its proper divisors (17620282).

22025330 is a wasteful number, since it uses less digits than its factorization.

22025330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2202540.

The product of its (nonzero) digits is 360, while the sum is 17.

The square root of 22025330 is about 4693.1151701189. The cubic root of 22025330 is about 280.3114306929.

Adding to 22025330 its reverse (3352022), we get a palindrome (25377352).

The spelling of 22025330 in words is "twenty-two million, twenty-five thousand, three hundred thirty".