226625131 has 2 divisors, whose sum is σ = 226625132. Its totient is φ = 226625130.

The previous prime is 226625123. The next prime is 226625137. The reversal of 226625131 is 131526622.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 226625131 - 2³ = 226625123 is a prime.

It is a super-2 number, since 2×226625131² = 102717900001534322, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 226625131.

It is not a weakly prime, because it can be changed into another prime (226625137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113312565 + 113312566.

It is an arithmetic number, because the mean of its divisors is an integer number (113312566).

Almost surely, 2^226625131 is an apocalyptic number.

226625131 is a deficient number, since it is larger than the sum of its proper divisors (1).

226625131 is an equidigital number, since it uses as much as digits as its factorization.

226625131 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4320, while the sum is 28.

The square root of 226625131 is about 15054.0735683070. The cubic root of 226625131 is about 609.6810399144.

The spelling of 226625131 in words is "two hundred twenty-six million, six hundred twenty-five thousand, one hundred thirty-one".