10229018 has 4 divisors (see below), whose sum is σ = 15343530. Its totient is φ = 5114508.

The previous prime is 10229017. The next prime is 10229027. The reversal of 10229018 is 81092201.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 81092201 = 887 ⋅91423.

It can be written as a sum of positive squares in only one way, i.e., 9320809 + 908209 = 3053^2 + 953^2 .

It is a junction number, because it is equal to n+sod(n) for n = 10228984 and 10229002.

It is not an unprimeable number, because it can be changed into a prime (10229017) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2557253 + ... + 2557256.

Almost surely, 2^10229018 is an apocalyptic number.

10229018 is a deficient number, since it is larger than the sum of its proper divisors (5114512).

10229018 is an equidigital number, since it uses as much as digits as its factorization.

10229018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5114511.

The product of its (nonzero) digits is 288, while the sum is 23.

The square root of 10229018 is about 3198.2836021841. The cubic root of 10229018 is about 217.0757520432.

The spelling of 10229018 in words is "ten million, two hundred twenty-nine thousand, eighteen".