22600146 has 8 divisors (see below), whose sum is σ = 45200304. Its totient is φ = 7533380.

The previous prime is 22600133. The next prime is 22600181. The reversal of 22600146 is 64100622.

It is a happy number.

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

22600146 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1883340 + ... + 1883351.

It is an arithmetic number, because the mean of its divisors is an integer number (5650038).

Almost surely, 2^22600146 is an apocalyptic number.

22600146 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22600146 is a wasteful number, since it uses less digits than its factorization.

22600146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3766696.

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 22600146 is about 4753.9610852425. The cubic root of 22600146 is about 282.7290376365.

Adding to 22600146 its reverse (64100622), we get a palindrome (86700768).

The spelling of 22600146 in words is "twenty-two million, six hundred thousand, one hundred forty-six".