22445350 has 12 divisors (see below), whose sum is σ = 41748444. Its totient is φ = 8978120.

The previous prime is 22445323. The next prime is 22445351. The reversal of 22445350 is 5354422.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22445351) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 224404 + ... + 224503.

It is an arithmetic number, because the mean of its divisors is an integer number (3479037).

Almost surely, 2^22445350 is an apocalyptic number.

22445350 is a deficient number, since it is larger than the sum of its proper divisors (19303094).

22445350 is a wasteful number, since it uses less digits than its factorization.

22445350 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448919 (or 448914 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

The square root of 22445350 is about 4737.6523722198. The cubic root of 22445350 is about 282.0820561640.

Adding to 22445350 its reverse (5354422), we get a palindrome (27799772).

The spelling of 22445350 in words is "twenty-two million, four hundred forty-five thousand, three hundred fifty".