226161895 has 8 divisors (see below), whose sum is σ = 280149120. Its totient is φ = 175092960.

The previous prime is 226161889. The next prime is 226161899. The reversal of 226161895 is 598161622.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-226161895 is a prime.

It is a super-2 number, since 2×226161895² = 102298405499982050, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226161899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 729400 + ... + 729709.

It is an arithmetic number, because the mean of its divisors is an integer number (35018640).

Almost surely, 2^226161895 is an apocalyptic number.

226161895 is a deficient number, since it is larger than the sum of its proper divisors (53987225).

226161895 is a wasteful number, since it uses less digits than its factorization.

226161895 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1459145.

The product of its digits is 51840, while the sum is 40.

The square root of 226161895 is about 15038.6799620179. The cubic root of 226161895 is about 609.2653477740.

The spelling of 226161895 in words is "two hundred twenty-six million, one hundred sixty-one thousand, eight hundred ninety-five".