226428584731 has 2 divisors, whose sum is σ = 226428584732. Its totient is φ = 226428584730.

The previous prime is 226428584693. The next prime is 226428584737. The reversal of 226428584731 is 137485824622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226428584731 - 2¹¹ = 226428582683 is a prime.

It is a super-2 number, since 2×226428584731² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (226428584737) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113214292365 + 113214292366.

It is an arithmetic number, because the mean of its divisors is an integer number (113214292366).

Almost surely, 2^226428584731 is an apocalyptic number.

226428584731 is a deficient number, since it is larger than the sum of its proper divisors (1).

226428584731 is an equidigital number, since it uses as much as digits as its factorization.

226428584731 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5160960, while the sum is 52.

The spelling of 226428584731 in words is "two hundred twenty-six billion, four hundred twenty-eight million, five hundred eighty-four thousand, seven hundred thirty-one".