226660915 has 32 divisors (see below), whose sum is σ = 317774016. Its totient is φ = 153661440.

The previous prime is 226660901. The next prime is 226660921. The reversal of 226660915 is 519066622.

It is not a de Polignac number, because 226660915 - 2¹⁵ = 226628147 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 42804 + ... + 47806.

It is an arithmetic number, because the mean of its divisors is an integer number (9930438).

Almost surely, 2^226660915 is an apocalyptic number.

226660915 is a deficient number, since it is larger than the sum of its proper divisors (91113101).

226660915 is a wasteful number, since it uses less digits than its factorization.

226660915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5079.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 226660915 is about 15055.2620369092. The cubic root of 226660915 is about 609.7131276739.

The spelling of 226660915 in words is "two hundred twenty-six million, six hundred sixty thousand, nine hundred fifteen".