146915226 has 12 divisors (see below), whose sum is σ = 318316362. Its totient is φ = 48971736.

The previous prime is 146915221. The next prime is 146915243. The reversal of 146915226 is 622519641.

146915226 is a `hidden beast` number, since 1 + 46 + 91 + 522 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 80084601 + 66830625 = 8949^2 + 8175^2 .

It is not an unprimeable number, because it can be changed into a prime (146915221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4080961 + ... + 4080996.

Almost surely, 2^146915226 is an apocalyptic number.

146915226 is an abundant number, since it is smaller than the sum of its proper divisors (171401136).

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

146915226 is a wasteful number, since it uses less digits than its factorization.

146915226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8161965 (or 8161962 counting only the distinct ones).

The product of its digits is 25920, while the sum is 36.

The square root of 146915226 is about 12120.8591279661. The cubic root of 146915226 is about 527.6617366780.

The spelling of 146915226 in words is "one hundred forty-six million, nine hundred fifteen thousand, two hundred twenty-six".