10421318 has 8 divisors (see below), whose sum is σ = 15655248. Its totient is φ = 5202904.

The previous prime is 10421317. The next prime is 10421371. The reversal of 10421318 is 81312401.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10421318.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10421311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2021 + ... + 4992.

It is an arithmetic number, because the mean of its divisors is an integer number (1956906).

Almost surely, 2^10421318 is an apocalyptic number.

10421318 is a deficient number, since it is larger than the sum of its proper divisors (5233930).

10421318 is an equidigital number, since it uses as much as digits as its factorization.

10421318 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7758.

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 10421318 is about 3228.2066228790. The cubic root of 10421318 is about 218.4276178584.

Adding to 10421318 its reverse (81312401), we get a palindrome (91733719).

The spelling of 10421318 in words is "ten million, four hundred twenty-one thousand, three hundred eighteen".