22845105 has 32 divisors (see below), whose sum is σ = 40867200. Its totient is φ = 12108096.

The previous prime is 22845103. The next prime is 22845107. The reversal of 22845105 is 50154822.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (22845103) and next prime (22845107).

It is not a de Polignac number, because 22845105 - 2¹ = 22845103 is a prime.

It is a super-2 number, since 2×22845105² = 1043797644922050, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (22845103) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26166 + ... + 27024.

It is an arithmetic number, because the mean of its divisors is an integer number (1277100).

Almost surely, 2^22845105 is an apocalyptic number.

It is an amenable number.

22845105 is a deficient number, since it is larger than the sum of its proper divisors (18022095).

22845105 is a wasteful number, since it uses less digits than its factorization.

22845105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1070 (or 1064 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 22845105 is about 4779.6553223010. The cubic root of 22845105 is about 283.7468525465.

Adding to 22845105 its reverse (50154822), we get a palindrome (72999927).

The spelling of 22845105 in words is "twenty-two million, eight hundred forty-five thousand, one hundred five".