22651066 has 8 divisors (see below), whose sum is σ = 34028820. Its totient is φ = 11308128.

The previous prime is 22651051. The next prime is 22651073. The reversal of 22651066 is 66015622.

It can be written as a sum of positive squares in 2 ways, for example, as 18671041 + 3980025 = 4321^2 + 1995^2 .

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

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, 7011 + ... + 9718.

Almost surely, 2^22651066 is an apocalyptic number.

22651066 is a deficient number, since it is larger than the sum of its proper divisors (11377754).

22651066 is a wasteful number, since it uses less digits than its factorization.

22651066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17408.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 22651066 is about 4759.3136059730. The cubic root of 22651066 is about 282.9412156742.

Adding to 22651066 its reverse (66015622), we get a palindrome (88666688).

It can be divided in two parts, 226510 and 66, that added together give a square (226576 = 476²).

The spelling of 22651066 in words is "twenty-two million, six hundred fifty-one thousand, sixty-six".