10420224 has 68 divisors (see below), whose sum is σ = 28311336. Its totient is φ = 3407872.

The previous prime is 10420217. The next prime is 10420243. The reversal of 10420224 is 42202401.

It is a congruent number.

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, 196582 + ... + 196634.

Almost surely, 2^10420224 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10420224, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14155668).

10420224 is an abundant number, since it is smaller than the sum of its proper divisors (17891112).

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

10420224 is an frugal number, since it uses more digits than its factorization.

10420224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 88 (or 58 counting only the distinct ones).

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

The square root of 10420224 is about 3228.0371745071. The cubic root of 10420224 is about 218.4199742898.

Adding to 10420224 its reverse (42202401), we get a palindrome (52622625).

The spelling of 10420224 in words is "ten million, four hundred twenty thousand, two hundred twenty-four".