226284215 has 4 divisors (see below), whose sum is σ = 271541064. Its totient is φ = 181027368.

The previous prime is 226284211. The next prime is 226284217. The reversal of 226284215 is 512482622.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 226284215 - 2² = 226284211 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226284211) 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, 22628417 + ... + 22628426.

It is an arithmetic number, because the mean of its divisors is an integer number (67885266).

Almost surely, 2^226284215 is an apocalyptic number.

226284215 is a deficient number, since it is larger than the sum of its proper divisors (45256849).

226284215 is an equidigital number, since it uses as much as digits as its factorization.

226284215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45256848.

The product of its digits is 15360, while the sum is 32.

The square root of 226284215 is about 15042.7462585792. The cubic root of 226284215 is about 609.3751686697.

The spelling of 226284215 in words is "two hundred twenty-six million, two hundred eighty-four thousand, two hundred fifteen".