226431351 has 12 divisors (see below), whose sum is σ = 327457728.
Its totient is φ = 150774144.
The previous prime is 226431349. The next prime is 226431427. The reversal of 226431351 is 153134622.
226431351 is a `hidden beast` number, since 2 + 2 + 643 + 13 + 5 + 1 = 666.
It is not a de Polignac number, because 226431351 - 21 = 226431349 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (226433351) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6810 + ... + 22343.
It is an arithmetic number, because the mean of its divisors is an integer number (27288144).
Almost surely, 2226431351 is an apocalyptic number.
226431351 is a deficient number, since it is larger than the sum of its proper divisors (101026377).
226431351 is a wasteful number, since it uses less digits than its factorization.
226431351 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30022 (or 30019 counting only the distinct ones).
The product of its digits is 4320, while the sum is 27.
The square root of 226431351 is about 15047.6360601923.
The cubic root of 226431351 is about 609.5072173538.
Adding to 226431351 its reverse (153134622), we get a palindrome (379565973).
The spelling of 226431351 in words is "two hundred twenty-six million, four hundred thirty-one thousand, three hundred fifty-one".