10244220 has 48 divisors (see below), whose sum is σ = 32782848. Its totient is φ = 2341440.

The previous prime is 10244209. The next prime is 10244231. The reversal of 10244220 is 2244201.

It is an interprime number because it is at equal distance from previous prime (10244209) and next prime (10244231).

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 10244220.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11776 + ... + 12615.

It is an arithmetic number, because the mean of its divisors is an integer number (682976).

Almost surely, 2^10244220 is an apocalyptic number.

10244220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10244220 is an abundant number, since it is smaller than the sum of its proper divisors (22538628).

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

10244220 is a wasteful number, since it uses less digits than its factorization.

10244220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24410 (or 24408 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 10244220 is about 3200.6593070803. The cubic root of 10244220 is about 217.1832355493.

Adding to 10244220 its reverse (2244201), we get a palindrome (12488421).

The spelling of 10244220 in words is "ten million, two hundred forty-four thousand, two hundred twenty".