22552030 has 32 divisors (see below), whose sum is σ = 43809984. Its totient is φ = 8326656.

The previous prime is 22551961. The next prime is 22552037. The reversal of 22552030 is 3025522.

It is a junction number, because it is equal to n+sod(n) for n = 22551989 and 22552007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22552037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7759 + ... + 10261.

It is an arithmetic number, because the mean of its divisors is an integer number (1369062).

Almost surely, 2^22552030 is an apocalyptic number.

22552030 is a deficient number, since it is larger than the sum of its proper divisors (21257954).

22552030 is a wasteful number, since it uses less digits than its factorization.

22552030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580.

The product of its (nonzero) digits is 600, while the sum is 19.

The square root of 22552030 is about 4748.8977668507. The cubic root of 22552030 is about 282.5282504967.

Adding to 22552030 its reverse (3025522), we get a palindrome (25577552).

The spelling of 22552030 in words is "twenty-two million, five hundred fifty-two thousand, thirty".