224215626 has 16 divisors (see below), whose sum is σ = 455783328. Its totient is φ = 73513200.

The previous prime is 224215549. The next prime is 224215679. The reversal of 224215626 is 626512422.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 224215593 and 224215602.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 305940 + ... + 306671.

It is an arithmetic number, because the mean of its divisors is an integer number (28486458).

Almost surely, 2^224215626 is an apocalyptic number.

224215626 is an abundant number, since it is smaller than the sum of its proper divisors (231567702).

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

224215626 is a wasteful number, since it uses less digits than its factorization.

224215626 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612677.

The product of its digits is 11520, while the sum is 30.

The square root of 224215626 is about 14973.8313734328. The cubic root of 224215626 is about 607.5126031696.

The spelling of 224215626 in words is "two hundred twenty-four million, two hundred fifteen thousand, six hundred twenty-six".