10022266 has 4 divisors (see below), whose sum is σ = 15033402. Its totient is φ = 5011132.

The previous prime is 10022263. The next prime is 10022267. The reversal of 10022266 is 66222001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 66222001 = 467 ⋅141803.

It can be written as a sum of positive squares in only one way, i.e., 10017225 + 5041 = 3165^2 + 71^2 .

It is not an unprimeable number, because it can be changed into a prime (10022261) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2505565 + ... + 2505568.

Almost surely, 2^10022266 is an apocalyptic number.

10022266 is a deficient number, since it is larger than the sum of its proper divisors (5011136).

10022266 is an equidigital number, since it uses as much as digits as its factorization.

10022266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5011135.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 10022266 is about 3165.7962663444. The cubic root of 10022266 is about 215.6032526131.

Adding to 10022266 its reverse (66222001), we get a palindrome (76244267).

It can be divided in two parts, 100 and 22266, that added together give a triangular number (22366 = T₂₁₁).

The spelling of 10022266 in words is "ten million, twenty-two thousand, two hundred sixty-six".