227768406 has 16 divisors (see below), whose sum is σ = 456352704. Its totient is φ = 75786824.

The previous prime is 227768393. The next prime is 227768413. The reversal of 227768406 is 604867722.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30336 + ... + 37091.

It is an arithmetic number, because the mean of its divisors is an integer number (28522044).

Almost surely, 2^227768406 is an apocalyptic number.

227768406 is an abundant number, since it is smaller than the sum of its proper divisors (228584298).

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

227768406 is a wasteful number, since it uses less digits than its factorization.

227768406 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 67995.

The product of its (nonzero) digits is 225792, while the sum is 42.

The square root of 227768406 is about 15091.9980784520. The cubic root of 227768406 is about 610.7045572307.

The spelling of 227768406 in words is "two hundred twenty-seven million, seven hundred sixty-eight thousand, four hundred six".